CN208094796U - A kind of hearing aid and hearing assistance system - Google Patents
A kind of hearing aid and hearing assistance system Download PDFInfo
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- CN208094796U CN208094796U CN201820692114.0U CN201820692114U CN208094796U CN 208094796 U CN208094796 U CN 208094796U CN 201820692114 U CN201820692114 U CN 201820692114U CN 208094796 U CN208094796 U CN 208094796U
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Abstract
The utility model embodiment discloses a kind of hearing aid and hearing assistance system.The hearing aid includes：Microphone, the first bluetooth module, the second bluetooth module, data processing module, gating switch, control module and receiver, wherein：The input terminal of gating switch is connected with microphone；First output end of gating switch is connected with the first bluetooth module；The second output terminal of gating switch is connected with data processing module；Control module is connected with the control terminal of gating switch, and the input terminal for controlling gating switch under talking state is connected with the first output end, and/or the input terminal of control gating switch is connected with second output terminal under non-talking state；Data processing module is connected with the first bluetooth module and the second bluetooth module respectively；Receiver is connected with data processing module.It by the technical solution of the utility model embodiment, can realize that self-service test of hearing aid is matched, patient is facilitated to listen to the sound in phone, improve hearing aid sound quality, promote effects on hearing.
Description
Technical field
The utility model embodiment is related to electronic device technology more particularly to a kind of hearing aid and hearing assistance system.
Background technology
Hearing aid is a kind of Medical Devices of the most frequently used, most effective compensation hearing loss.By the way that sound is amplified,
The residual hearing for utilizing person hard of hearing to greatest extent is allowed to hear the original sound that can not hear clearly or can't hear, improve
The hearing level of patient improves dysaudia, and then improves the session with other people and communicative competence.
Due to the dysaudia degree of each patient differs (such as：Hearing identification, hearing impairment, binaural listening curve are not
One), so purchase hearing aid when needs to testing test matching by dispenser with center, increase trouble to patient.
Substantially pass through MIC pickup external sounds inside present hearing aid.Therefore, patient receives calls or listens to sound
It need to will be put outside telephone speech when happy, then by being passed in patient's ear after the MIC heads pickup in hearing aid, patient be caused to answer the call or receive
It is extremely inconvenient when listening to music, and a large amount of environmental noise can be contained in sound so that sound quality is severely impacted, to patient
Physically and mentally healthy generate harm.
Utility model content
A kind of hearing aid of the utility model embodiment offer and hearing assistance system, it is convenient to realize that self-service test of hearing aid is matched
Patient listens to the sound in phone, improves hearing aid sound quality, promotes effects on hearing.
In a first aspect, the utility model embodiment provides a kind of hearing aid, including microphone, the first bluetooth module,
Two bluetooth modules, data processing module, gating switch, control module and receiver, wherein：
The input terminal of the gating switch is connected with the microphone；
First output end of the gating switch is connected with first bluetooth module, and being used under talking state will be described
The transmission of sound signals of microphone acquisition gives first bluetooth module；
The second output terminal of the gating switch is connected with the data processing module, is used for institute under non-talking state
The transmission of sound signals of microphone acquisition is stated to the data processing module；
The control module is connected with the control terminal of the gating switch, is opened for controlling the gating under talking state
The input terminal of pass is connected with first output end, and/or control under non-talking state the input terminal of the gating switch with
The second output terminal is connected；
The data processing module is connected with first bluetooth module and second bluetooth module respectively, is used for basis
The configuration parameter for the hearing aid that second bluetooth module receives believes the sound that first bluetooth module receives
Number and/or the microphone acquisition voice signal handled；
The receiver is connected with the data processing module, for playing through the data processing module treated sound
Sound signal.
Further, first bluetooth module and second bluetooth module be respectively used to in matched mobile terminal
Third bluetooth module establish connection；
First bluetooth module, the voice signal sent for receiving the third bluetooth module, while by the wheat
The voice signal of gram elegance collection is sent to the third bluetooth module；
Second bluetooth module, the configuration parameter for receiving the hearing aid that the third bluetooth module is sent.
Further, first bluetooth module, which is EDR bluetooths, enhances velocity module.
Further, second bluetooth module is BLE Bluetooth Low Energy modules.
Further, the gating switch is realized by switch chip.
Further, the data processing module is integrated in DSP digital signal processing chips.
Further, the hearing aid further includes rechargable power supplies；
The rechargable power supplies are connected with modules respectively, and the modules for including for the hearing aid supply
Electricity.
Further, the hearing aid further includes indicator light；
The indicator light is connected with the rechargable power supplies, the electricity for showing the rechargable power supplies.
Second aspect, the utility model embodiment additionally provide a kind of hearing assistance system, which includes：Appoint in each embodiment
Hearing aid described in one and mobile terminal；Configuration parameter for generating the hearing aid is installed in the mobile terminal
Application software.
The utility model embodiment in hearing aid by being arranged two bluetooth modules and a gating switch, and gating is opened
The input terminal of pass connects microphone, and the first output end connects the first bluetooth module, and second output terminal connects data processing module, makes
Bluetooth conversation function can be switched under talking state by obtaining hearing aid, and the voice signal received to bluetooth is handled and broadcast
Put, in addition, the configuration parameter of hearing aid can by the second bluetooth module receive obtain, according to the configuration parameter to voice signal into
Row processing.The connection relation between the different function and gating switch and each module of two bluetooth modules is utilized, solves
Having a single function because of traditional hearing aid in the prior art, and cause hearing aid fitting is inconvenient, telephone speech is listened in patient's inconvenience,
The problems such as hearing aid lower tone, self-service test for realizing hearing aid is matched, and patient is allow to conveniently listen to the sound in phone,
Hearing aid sound quality is improved, effects on hearing is improved.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram for hearing aid that the utility model embodiment one provides；
Fig. 2 is a kind of structural schematic diagram for hearing assistance system that the utility model embodiment two provides.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
It is bright, it illustrates only for ease of description, in attached drawing and the relevant part of the utility model rather than entire infrastructure.
Embodiment one
Fig. 1 is a kind of structural schematic diagram for hearing aid that the utility model embodiment one provides.It is provided in this embodiment to help
The device is listened to include：Microphone 11, the first bluetooth module 12, the second bluetooth module 13, data processing module 14, gating switch 15, control
Molding block 16 and receiver 17.
Wherein, the input terminal of gating switch 15 is connected with microphone 11；First output end of gating switch 15 and the first indigo plant
Tooth module 12 is connected, and the transmission of sound signals for acquiring microphone 11 under talking state gives the first bluetooth module 12；Choosing
The second output terminal for opening up pass 15 is connected with data processing module 14, the sound for acquiring microphone 11 under non-talking state
Sound signal is transferred to data processing module 14；Control module 16 is connected with the control terminal of gating switch 15, in talking state
The input terminal of lower control gating switch 15 is connected with the first output end, and/or gating switch 15 is controlled under non-talking state
Input terminal is connected with second output terminal；Data processing module 14 respectively with 13 phase of the first bluetooth module 12 and the second bluetooth module
Even, the configuration parameter of the hearing aid for being received according to the second bluetooth module 13, the sound that the first bluetooth module 12 is received
The voice signal that sound signal and/or microphone 11 acquire is handled；Receiver 17 is connected with data processing module 14, for broadcasting
It puts through treated the voice signal of data processing module 14.
Microphone 11 provided in this embodiment can be provided in the mini microphone in hearing aid, such as MIC heads.It is optional
, microphone 11 can carry out multiplexing functions, to adapt to the letter of the sound under different conditions (namely talking state and non-talking state)
Number acquisition, for example, under non-talking state, microphone 11 is used to acquire the voice signal in ambient enviroment, to realize hearing aid
Function；Under talking state, 11 sound of speaking that need to acquire user of microphone, therefore, can to collected voice signal into
Row filtering only retains the sound of speaking of user, to realize call function with shielding environment noise.
In order to enable hearing aid coordinate mobile terminal realize call function, need that bluetooth module is arranged in hearing aid,
It is attached with mobile terminal.Specifically, the bluetooth module being arranged in hearing aid includes the first bluetooth module 12 and the second bluetooth
Module 13, and the two have the function of it is different.On hardware, difference can be used in the first bluetooth module 12 and the second bluetooth module 13
The bluetooth module of model, to adapt to its demand functionally.
Optionally, the first bluetooth module 12 and the second bluetooth module 13 are respectively used to and the third in matched mobile terminal
Bluetooth module establishes connection；First bluetooth module 12, the voice signal for receiving the transmission of third bluetooth module, while by Mike
The voice signal that wind 11 acquires is sent to third bluetooth module；Second bluetooth module 13 is sent for receiving third bluetooth module
Hearing aid configuration parameter.
Illustratively, mobile terminal can be the intelligent terminal with call function such as mobile phone, tablet, smartwatch.Tool
Body, the third bluetooth module that connection can be established with hearing aid is provided in mobile terminal, when hearing aid and mobile terminal exist
When carrying out Bluetooth matching within the scope of certain distance, the first bluetooth module 12 and the second bluetooth module 13 can respectively with third bluetooth mould
Block establishes connection.Illustratively, when in talking state, the first bluetooth module 12 and the third in matched mobile terminal are blue
Tooth module connects；When in non-talking state, the second bluetooth module 13 and the third bluetooth module in matched mobile terminal
Connection.Wherein, talking state include but not limited in mobile terminal take telephone state, music listens to state, video-see
State, radio station listen to state etc.；Non- talking state is other states other than talking state.It can be equipped in mobile terminal
Application software for the configuration parameter for generating hearing aid includes audiometery in the application software, utilizes the application
Software testable goes out the audiogram of user, to determine that the threshold of audibility, threshold of discomfort, compression of user turn according to the audiogram
The configuration parameter is sent to the second of hearing aid by third bluetooth module by the configuration parameter such as point and compression ratio, mobile terminal
Bluetooth module 13, and then hearing aid can be handled voice signal using the configuration parameter, realize that the self-service of hearing aid is tested
Match.
Since the first bluetooth module 12 is used for transmission voice signal, for configuration parameter, transmitted data amount
Larger, therefore, the bluetooth module that can be used transmission rate high is transmitted.Optionally, the first bluetooth module 12 increases for EDR bluetooths
Strong velocity module.If using bluetooth EDR (Enhanced Data Rate enhance rate), message transmission rate can reach
2.1Mbps is three times of current Bluetooth technology, and therefore, the first bluetooth module 12 is using the advantageous effect of bluetooth EDR, can
To greatly improve the message transmission rate of voice signal, more stable delivery quality and lower power consumption are obtained.
Correspondingly, since the second bluetooth module 13 is the configuration parameter for being used for transmission hearing aid, compared to voice signal
For, transmitted data amount is smaller, therefore, lower-cost common bluetooth module can be used to be transmitted.Optionally, the second bluetooth
Module 13 is BLE Bluetooth Low Energy modules.BLE (Bluetooth Low Energy, bluetooth low energy consumption) technology use is very fast
The connection type of speed usually may be at " disconnected " state (save the energy), and both link ends only know pair each other at this time
Side, only just opens link, then closes link in the shortest possible time if necessary, therefore, the second bluetooth module 13
It is using the advantageous effect of BLE, the transmission energy consumption of configuration parameter can be reduced, to further decrease the power consumption of hearing aid
Amount.
Further include data processing module 14 in hearing aid provided in this embodiment, for collected voice signal or connecing
The voice signal received is handled, to meet the hearing demand of user.Wherein, data processing module 14 can be by a series of logics
Device forms, and after the configuration parameter received using the second bluetooth module 13 is combined these logical devices, realizes to adopting
The signal processing of the voice signal collected or the voice signal received, to by the signal exported after treatment by with data
The connected receiver 17 of processing module 14 plays to user.Wherein, receiver 17 can be In-Ear receiver, can also be ear
Hanging receiver, is not limited thereto.Optionally, data processing module 14 is integrated in DSP digital signal processing chips.It utilizes
The advantageous effect that DSP (Digital Signal Processing, Digital Signal Processing) chip handles voice signal exists
In can accurately be compensated according to the hearing loss curve shape of user, compensation effect and the residual hearing to user
Protecting effect will be more preferable compared with analogue signal processor.Specifically, data processing module 14 can connect according to the second bluetooth module 13
The configuration parameter of receipts, and voice signal is handled according to preset algorithm, wherein preset algorithm can be wide dynamic range pressure
Compression algorithm.
It is handled since microphone 11 acquires under different conditions voice signal needs to be transferred to different modules,
Gating switch 15 is provided in hearing aid.Specifically, gating switch may include a control terminal, an input terminal and at least
Two output ends a, wherein output end at least two output ends is normal-closed end, other are normally open end.Illustratively, if
The first output end in gating switch 15 is normally open end, and second output terminal is normal-closed end, then control module 16 need to only be worked as in determination
It is preceding be talking state when, control gating switch 15 input terminal connect the first output end；If first in gating switch 15
Output end is normal-closed end, and second output terminal is normally open end, then control module 16 only need to be when it be non-talking state to determine currently, control
The input terminal of gating switch 15 processed connects second output terminal；If gating switch 15 includes three or more output ends, and
First output end and second output terminal are normally open end, then control module 16 need to be when it be talking state to determine currently, control choosing
The input terminal for opening up pass 15 connects the first output end, and when it is non-talking state to determine currently, control the defeated of gating switch 15
Enter end connection second output terminal.Optionally, gating switch 15 can be realized by switch chip.Existed using the benefit of switch chip
In can save space, reduce the volume of hearing aid.
The technical solution of the present embodiment by the way that two bluetooth modules and a gating switch are arranged in hearing aid, and is selected
The input terminal connection microphone of pass is opened up, the first output end connects the first bluetooth module, and second output terminal connects data processing mould
Block so that hearing aid can be switched to bluetooth conversation function under talking state, and at the voice signal received to bluetooth
Reason and broadcasting obtain in addition, the configuration parameter of hearing aid can be received by the second bluetooth module, according to the configuration parameter to sound
Signal is handled.The connection relation between the different function and gating switch and each module of two bluetooth modules is utilized,
It solves having a single function because of traditional hearing aid in the prior art, and hearing aid fitting inconvenience, patient's inconvenience is caused to listen to electricity
The problems such as talking about sound, hearing aid lower tone, self-service test for realizing hearing aid is matched, and patient is conveniently listened in phone
Sound, improve hearing aid sound quality, improve effects on hearing.
On the basis of the above embodiments, optionally, hearing aid further includes rechargable power supplies；Rechargable power supplies respectively with respectively
A module is connected, the modules power supply for including for hearing aid.
Specifically, rechargable power supplies are built in hearing aid, optionally, which can be lithium battery, also may be used
Think solar cell etc..
Optionally, hearing aid further includes indicator light；Indicator light is connected with rechargable power supplies, for showing rechargable power supplies
Electricity.
Illustratively, indicator light can be the lamp of different colours, wherein the lamp of different colours corresponds to rechargable power supplies not
Same electricity；Indicator light can also be multiple regularly arranged lamps, wherein different light on and off combinations correspond to rechargable power supplies not
Same electricity, is not limited thereto.
Embodiment two
Fig. 2 is a kind of structural schematic diagram for hearing assistance system that the utility model embodiment two provides.It is provided in this embodiment
Hearing assistance system includes any hearing aid 1 and mobile terminal 2 that above-described embodiment provides.
Wherein, the application software of the configuration parameter for generating hearing aid 1 is installed in mobile terminal 2.
Optionally, mobile terminal 2 can be the intelligent terminal with call function such as mobile phone, tablet, smartwatch.It is mobile
It is connected by bluetooth between terminal 2 and hearing aid 1.
A specific example is lifted, mobile terminal is mobile phone, and hearing aid is installed in mobile phone and adjusts App, includes in the App
Pure tone at different frequency point, user click audiometery, you can by the third bluetooth module in mobile phone by each pure tone
Signal is sent to hearing aid, to test the audiometric curve of user.After completing hearing test, the hearing aid in mobile phone adjusts App
Corresponding configuration parameter can be generated according to the audiometric curve of user, wherein configuration parameter include but not limited to the threshold of audibility, threshold of discomfort,
Compress inflection point, compression ratio etc..
In addition, optional, hearing aid, which is adjusted, can also be previously provided with various modes in App, such as indoor mode, outdoor mould
Formula, meeting pattern, the severe pattern of strong wind etc., wherein different patterns corresponds to different configuration parameters.When user's replacement activity
When environment, for example indoor, street or park take a walk, go shopping, food market, public place of entertainment, company work, have a meeting, have a dinner party merely
When the places such as it, if user feels that hearing is uncomfortable or unintelligible, can by switch hearing aid adjust APP in pattern come
Improve hearing aid effect, the hearing aid effect of hearing aid can also be finely adjusted by adjusting volume, frequency range and gain.
After the completion of test, the hearing aid in mobile phone adjusts App by the threshold of audibility, threshold of discomfort, compression inflection point, compression ratio, volume, frequency
The configuration parameter such as section, gain is sent to Bluetooth of mobile phone, and is sent in the BLE modules of hearing aid by Bluetooth of mobile phone, and then helps
It listens the dsp chip in device that can be handled voice signal according to the configuration parameter, realizes that self-service test of hearing aid is matched.
When mobile phone receives incoming call, the voice signal that caller is transmitted to the mobile phone is sent to by Bluetooth of mobile phone and helps
Listen the EDR modules in device, and by the sound of the microphone acquisition in hearing aid by EDR module transfers to Bluetooth of mobile phone, in turn
It realizes and is sent a telegram here using hearing aid answering cell phone, improve hearing aid sound quality when receiving calls so that patient can conveniently listen to
Sound in phone promotes effects on hearing.
The technical solution of the present embodiment has the hearing assistance system of App adjusting and bluetooth conversation function by setting, can make
User carries out hearing aid adjusting according to varying environment whenever and wherever possible, meets the clarity of itself hearing demand and high-fidelity, takes leave of
The inadaptability of user under various circumstances, avoids user and repeatedly goes to test and test matching with center, improves testing for user
With convenience, the complexity tested during matching is reduced.Meanwhile the bluetooth conversation function of hearing aid solves in the prior art only
The microphone of hearing aid is only relied on to acquire the problem of communication effect difference caused by telephone speech so that patient can be easily
The sound in phone is listened to, sensing capability of the patient to audio-frequency information is improved, patient has effectively been helped to obtain useful information,
It is provided a convenient for the daily life of patient.
Note that above are only the preferred embodiment and institute's application technology principle of the utility model.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment described here, can carry out for a person skilled in the art various bright
Aobvious variation is readjusted and is substituted without departing from the scope of protection of the utility model.Therefore, although passing through above example
The utility model is described in further detail, but the utility model is not limited only to above example, is not departing from
Can also include other more equivalent embodiments in the case that the utility model is conceived, and the scope of the utility model is by appended
Right determine.
Claims (9)
1. a kind of hearing aid, which is characterized in that including microphone, the first bluetooth module, the second bluetooth module, data processing mould
Block, gating switch, control module and receiver, wherein：
The input terminal of the gating switch is connected with the microphone；
First output end of the gating switch is connected with first bluetooth module, is used for the Mike under talking state
The transmission of sound signals of elegance collection gives first bluetooth module；
The second output terminal of the gating switch is connected with the data processing module, is used for the wheat under non-talking state
The transmission of sound signals of gram elegance collection gives the data processing module；
The control module is connected with the control terminal of the gating switch, for controlling the gating switch under talking state
Input terminal is connected with first output end, and/or control under non-talking state the input terminal of the gating switch with it is described
Second output terminal is connected；
The data processing module is connected with first bluetooth module and second bluetooth module respectively, for according to
The configuration parameter for the hearing aid that second bluetooth module receives, the voice signal that first bluetooth module is received
And/or the voice signal of the microphone acquisition is handled；
The receiver is connected with the data processing module, believes through the data processing module treated sound for playing
Number.
2. hearing aid according to claim 1, which is characterized in that first bluetooth module and second bluetooth module
It is respectively used to establish with the third bluetooth module in matched mobile terminal and connect；
First bluetooth module, the voice signal sent for receiving the third bluetooth module, while by the microphone
The voice signal of acquisition is sent to the third bluetooth module；
Second bluetooth module, the configuration parameter for receiving the hearing aid that the third bluetooth module is sent.
3. hearing aid according to claim 2, which is characterized in that first bluetooth module, which is EDR bluetooths, enhances rate
Module.
4. hearing aid according to claim 2, which is characterized in that second bluetooth module is BLE Bluetooth Low Energy moulds
Block.
5. hearing aid according to claim 1, which is characterized in that the gating switch is realized by switch chip.
6. hearing aid according to claim 1, which is characterized in that the data processing module is integrated in DSP digital signals
In processing chip.
7. according to claim 1-6 any one of them hearing aids, which is characterized in that the hearing aid further includes chargeable electricity
Source；
The rechargable power supplies are connected with modules respectively, the modules power supply for including for the hearing aid.
8. hearing aid according to claim 7, which is characterized in that the hearing aid further includes indicator light；
The indicator light is connected with the rechargable power supplies, the electricity for showing the rechargable power supplies.
9. a kind of hearing assistance system, which is characterized in that including the hearing aid described in any one of claim 1-7, and movement is eventually
End；The application software of configuration parameter for generating the hearing aid is installed in the mobile terminal.
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| CN201820692114.0U CN208094796U (en) | 2018-05-10 | 2018-05-10 | A kind of hearing aid and hearing assistance system |
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| CN201820692114.0U CN208094796U (en) | 2018-05-10 | 2018-05-10 | A kind of hearing aid and hearing assistance system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110191406A (en) * | 2019-05-27 | 2019-08-30 | 深圳市中德听力技术有限公司 | A kind of hearing aid with wireless transmission function |
| CN111615039A (en) * | 2019-02-26 | 2020-09-01 | 德通听力科技(杭州)有限公司 | Hearing aid device of smart phone |
| CN112543406A (en) * | 2019-09-20 | 2021-03-23 | 深圳市中德听力技术有限公司 | Microphone switching system in wireless transmission function hearing aid |
| CN113099371A (en) * | 2021-04-15 | 2021-07-09 | 西安音悦电子科技有限公司 | Novel wireless hearing aid system and implementation method for self-service replacement of earphone |
| CN116132899A (en) * | 2023-04-18 | 2023-05-16 | 杭州汇听科技有限公司 | Remote verification and adjustment system of hearing aid |
-
2018
- 2018-05-10 CN CN201820692114.0U patent/CN208094796U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111615039A (en) * | 2019-02-26 | 2020-09-01 | 德通听力科技(杭州)有限公司 | Hearing aid device of smart phone |
| CN110191406A (en) * | 2019-05-27 | 2019-08-30 | 深圳市中德听力技术有限公司 | A kind of hearing aid with wireless transmission function |
| WO2020238274A1 (en) * | 2019-05-27 | 2020-12-03 | 黄正东 | Hearing aid with wireless transmission function |
| US11877122B2 (en) | 2019-05-27 | 2024-01-16 | Zhengdong Huang | Hearing aid with wireless transmission function |
| CN112543406A (en) * | 2019-09-20 | 2021-03-23 | 深圳市中德听力技术有限公司 | Microphone switching system in wireless transmission function hearing aid |
| CN113099371A (en) * | 2021-04-15 | 2021-07-09 | 西安音悦电子科技有限公司 | Novel wireless hearing aid system and implementation method for self-service replacement of earphone |
| CN113099371B (en) * | 2021-04-15 | 2022-08-12 | 西安音悦电子科技有限公司 | Novel wireless hearing aid system and implementation method for self-service replacement of earphone |
| CN116132899A (en) * | 2023-04-18 | 2023-05-16 | 杭州汇听科技有限公司 | Remote verification and adjustment system of hearing aid |
| CN116132899B (en) * | 2023-04-18 | 2023-06-16 | 杭州汇听科技有限公司 | Remote verification and adjustment system of hearing aid |
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Address after: 101-1201, No. 9, Lianhua Industrial Park, Longhua Longyuan Avenue, Hualian community, Longhua street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Pengyuansheng High Tech Co.,Ltd. Address before: 101-1201, No. 9, Lianhua Industrial Park, Longhua Longyuan Avenue, Hualian community, Longhua street, Longhua District, Shenzhen City, Guangdong Province Patentee before: Shenzhen pengyuansheng High Tech Co.,Ltd. |
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Address after: 101-1201, No. 9, Lianhua Industrial Park, Longhua Longyuan Avenue, Hualian community, Longhua street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen pengyuansheng High Tech Co.,Ltd. Address before: 518000, Longhua Shenzhen New District Longhua Guangdong office, Dragon Road Avenue Lianhua Industrial Zone ninth, third, 8, 12 Patentee before: SHENZHEN PYS INDUSTRIAL Co.,Ltd. |
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