CN208229519U - A kind of solid-liquid separation system - Google Patents
A kind of solid-liquid separation system Download PDFInfo
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- CN208229519U CN208229519U CN201820222926.9U CN201820222926U CN208229519U CN 208229519 U CN208229519 U CN 208229519U CN 201820222926 U CN201820222926 U CN 201820222926U CN 208229519 U CN208229519 U CN 208229519U
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Abstract
The utility model discloses a kind of solid-liquid separation systems, including spent acid reservoir, clear water reserviors, filter press, thickening filtration device and collecting pit；The spent acid reservoir and the clear water reserviors pass through the first suction pump and are connected to the inlet of the filter press, the water outlet of the filter press is connected to by the second suction pump with the inlet of the thickening filtration device, and the clean water outlet of the thickening filtration device is connected to the collecting pit；The water outlet of the filter press is also connected to wastewater disposal basin, and the entrance of the wastewater disposal basin is equipped with the 4th valve.The solid-liquid separation system of the utility model, which does not need replacement filter core, will not occur stopping state, it saves cost and extends the service life of filter press, it can be recycled through system solid obtained after separation and liquid, not only realize zero pollutant discharge, it solves the problems, such as the wasting of resources, and greatly reduces the production and processing cost of enterprise.
Description
Technical field
The utility model relates to liquid waste disposal technique fields, in particular to a kind of solid-liquid separation system.
Background technique
Stainless steel is widely used because of its excellent corrosion resistance and good appearance.Stainless steel in process of production,
Inevitably pass through the process such as annealing, normalizing, quenching, welding, surface can generate the oxide skin of black often.Oxidation
Skin not only influences the presentation quality of stainless steel, can also have an adverse effect to the following process of product, therefore must before following process
It must be removed using surface treatment methods such as pickling, polishings.
In existing stainless steel procedure for producing, sulfuric acid washing section and nitration mixture pickling section process can generate a large amount of spent acid
Liquid, acid concentration height and the solid impurity containing high level.It is directly discharged into wastewater disposal basin, is caused to subsequent wastewater treatment very high
Cost and load pressure.
Also have in existing processing procedure and to be handled using filter, but there are the following problems:
1. filter blocks frequent occurrence, and must replace filter core；
2. wanting cleaning filter after blocking, wasting a large amount of water resource and generating a large amount of waste water；
3. needing special messenger to safeguard, manual operation and risk height；
4. the solid slag generated needs manual cleaning, highly difficult and high containing acid concentration, environmental requirement is not achieved.
Utility model content
In view of this, the present invention provides a kind of solid-liquid separation system, preferably overcome the above-mentioned prior art and deposit
The problem of and defect, which, which does not need replacement filter core, will not occur stopping state, save cost and simultaneously extend
The service life of filter press can recycle through system solid obtained after separation and liquid, not only realize no pollution
Object discharge, effectively reduces processing cost and load, and solve the problems, such as the wasting of resources, and greatly reduce the life of enterprise
Production and processing cost have very big social and economic benefit.
A kind of solid-liquid separation system, including spent acid reservoir, clear water reserviors, filter press, thickening filtration device and collecting pit；
The spent acid reservoir and the clear water reserviors pass through the first suction pump and are connected to the inlet of the filter press, described
The water outlet of spent acid reservoir is equipped with the first valve, and the water outlet of the clear water reserviors is equipped with the second valve；
The water outlet of the filter press is connected to by the second suction pump with the inlet of the thickening filtration device, and described the
The entrance of two suction pumps is equipped with third valve；
The clean water outlet of the thickening filtration device is connected to the collecting pit；
The water outlet of the filter press is also connected to wastewater disposal basin, and the entrance of the wastewater disposal basin is equipped with the 4th valve.
Further, the solid-liquid separation system further includes the first compressed air generator, first compressed air
Generating device is connected to by the first suction pump with the inlet of the filter press, the outlet of first compressed air generator
Mouth is equipped with the 5th valve.
Further, the solid-liquid separation system further includes the second compressed air generator, the water outlet of the filter press
Mouth is connected to second compressed air generator, and the gas outlet of second compressed air generator is equipped with the 6th valve
Door.
Further, the inlet of the filter press is equipped with the 7th valve.
Further, the solid-liquid separation system further includes third compressed air generator, the thickening filtration device
Clean water outlet be connected to the third compressed air generator, the gas outlet of the third compressed air generator is equipped with the
The entrance of eight valves, the collecting pit is equipped with the 9th valve.
Further, the inlet of the thickening filtration device is equipped with the tenth valve.
Further, intermediate pool is equipped between the water outlet of the filter press and the entrance of second suction pump, it is described
The entrance of intermediate pool is equipped with the 11st valve.
Further, liquidometer is provided in the intermediate pool.
Further, the solid-liquid separation system further includes filter residue recycling and processing device, the sludge outlet of the filter press
It is connected to the filter residue recycling and processing device.
Further, the concentrated water spout of the thickening filtration device is provided with the 12nd valve, the thickening filtration device
Concentrated water spout is connected to the spent acid reservoir.
Compared with prior art, the beneficial effect of the solid-liquid separation system of the utility model is:
(1) solid-liquid separation system of the utility model is separated by solid-liquid separation by filter press and thickening filtration device, and again
After filter press is separated by solid-liquid separation acid pickle, the filter residue in filter press is rinsed with clear water, makes entirely to be separated by solid-liquid separation system
In the course of work of uniting, stopping state will not be occurred by not needing replacement filter core, saved cost and extended the service life of filter press,
It can be recycled through system solid obtained after separation and liquid, not only realize zero pollutant discharge, effectively reduce
Processing cost and load, and solve the problems, such as the wasting of resources, and greatly reduce the production and processing cost of enterprise, have
Very big social and economic benefit.
(2) the solid-liquid separation system high degree of automation, operational safety, stabilization, easy to operate, manager of the utility model
Just and treatment effect is more preferable.
(3) further, the solid-liquid separation system of the utility model is by using compressed air, is guaranteeing filter press and dense
In the case that contracting filter device does not block, the wastewater flow rate generated by cleaning is reduced, and be further reduced maintenance cost.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment is cited below particularly, and
Cooperate appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of the solid-liquid separation system of the utility model.
Drawing reference numeral explanation:
1- spent acid reservoir；2- clear water reserviors；3- filter press；4- thickening filtration device；5- collecting pit；The first valve of 6-；7-
Two valves；The first suction pump of 8-；9- third valve；The second suction pump of 10-；11- wastewater disposal basin；The 4th valve of 12-；13- first is pressed
Contracting air generator；The 5th valve of 14-；The second compressed air generator of 15-；The 6th valve of 16-；The 7th valve of 17-；
18- third compressed air generator；The 8th valve of 19-；The 9th valve of 20-；The tenth valve of 21-；The 11st valve of 22-；23-
Intermediate pool；24- liquidometer；The 12nd valve of 25-；26- filter residue recycling and processing device.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is based on the figure
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special
Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only
Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with
It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
Stating may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiment or examples.
In the description of the present invention, unless otherwise specified and limited, it should be noted that term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be mechanical connection or electrical connection, the company being also possible to inside two elements
It is logical, it can be directly connected, can also indirectly connected through an intermediary, for the ordinary skill in the art, it can
To understand the concrete meaning of above-mentioned term as the case may be.Unless otherwise defined, otherwise all terms used herein (wrap
Include technical terms and scientific terms) it is generally understood with the various embodiment one skilled in the art with the utility model
The identical meaning of meaning.The term (term such as limited in the dictionary generally used) be to be interpreted as have with
The identical meaning of situational meaning in correlative technology field and Utopian meaning or too formal will not be interpreted as having
Meaning, unless being clearly defined in the various embodiments of the utility model.
Embodiment
Refering to fig. 1, a kind of solid-liquid separation system, including spent acid reservoir 1, clear water reserviors 2, filter press 3, thickening filtration device 4
With collecting pit 5.
The spent acid reservoir 1 and the clear water reserviors 2 are connected to by the first suction pump 8 with the inlet of the filter press 3,
The water outlet of the spent acid reservoir 1 is equipped with the first valve 6, and the water outlet of the clear water reserviors 2 is equipped with the second valve 7.
The water outlet of the filter press 3 is connected to by the second suction pump 10 with the inlet of the thickening filtration device 4, institute
The entrance for stating the second suction pump 10 is equipped with third valve 9.
The clean water outlet of the thickening filtration device 4 is connected to the collecting pit 5.
The water outlet of the filter press 3 is also connected to wastewater disposal basin 11, and the entrance of the wastewater disposal basin 11 is equipped with the 4th valve 12.
It should be noted that above-mentioned thickening filtration device 4 is preferably micropore filter element filter, it can also be enumerated as height certainly
Press reverse osmosis rolled film or the reverse osmosis disc type film of high pressure, vibrating membrane, forward osmosis membrane, nanofiltration membrane, ultrafiltration membrane, nanofiltration-micro-filtration combination
Device or commonly common filter core etc..
It, can be more after acid pickle is passed through further filtering by setting thickening filtration device 4 in the utility model embodiment
Thoroughly remove the micro tiny solid suspended matter in acid pickle, concentrated water of the concentrate being obtained by filtration from thickening filtration device 4
Mouth, which is discharged in spent acid reservoir 1, reprocesses, and crosses drainage and is discharged into collecting pit 5, is recycled.
Preferably, in the utility model embodiment, the solid-liquid separation system further includes the first compressed air generator
13, first compressed air generator 13 is connected to by the first suction pump 8 with the inlet of the filter press 3, and described the
The gas outlet of one compressed air generator 13 is equipped with the 5th valve 14.
It should be noted that above-mentioned first compressed air generator 13 is used in spent acid after 3 filters pressing of filter press, it is passed through
Compressed air makes the acid pickle in pipeline, in suction pump and in filter press 3 be discharged to subsequent concentration filtering dress under the promotion of pressure difference
It sets and carries out further filtration treatment in 4；And for being passed through pressure after rinsing the filter residue in filter press 3 with the water in clear water reserviors 2
Contracting air is discharged to the waste water in pipeline, in suction pump and in filter press 3 under the promotion of pressure difference in wastewater disposal basin 11.
Preferably, in the utility model embodiment, the solid-liquid separation system further includes the second compressed air generator
15, the water outlet of the filter press 3 is connected to second compressed air generator 15, and second compressed air fills
The gas outlet for setting 15 is equipped with the 6th valve 16.
It should be noted that above-mentioned second compressed air generator 15 is used in making pipeline, in suction pump and filters pressing
After waste water in machine 3 is discharged in wastewater disposal basin 11, it is passed through compressed air recoil, by the filter residue in filter press 3 from the filter residue of filter press 3
Outlet discharge.
Preferably, in the utility model embodiment, the inlet of the filter press 3 is equipped with the 7th valve 17.
Preferably, in the utility model embodiment, the solid-liquid separation system further includes third compressed air generator
18, the clean water outlet of the thickening filtration device 4 is connected to the third compressed air generator 18, the third compressed air
The gas outlet of generating device 18 is equipped with the 8th valve 19, and the entrance of the collecting pit 5 is equipped with the 9th valve 20.
It should be noted that above-mentioned third compressed air generator 18 is used in the concentrated filter device 4 of acid pickle
After further filtering is discharged in collecting pit 5, it is passed through compressed air, thickening filtration device 4 backwash and arrange concentrate
It recycles out.
Preferably, in the utility model embodiment, the inlet of the thickening filtration device 4 is equipped with the tenth valve 21.
Preferably, in the utility model embodiment, the entrance of the water outlet of the filter press 3 and second suction pump 10
Between be equipped with intermediate pool 23, the entrance of the intermediate pool 23 is equipped with the 11st valve 22.
It should be noted that the intermediate pool 23 is used to store the acid pickle being discharged after 3 filters pressing of filter press, and running up to
It is conveyed to subsequent concentration filter device 4 after a certain amount of to be filtered, avoids intermittently providing acid pickle and gives thickening filtration device
4, influence the service life of thickening filtration device 4.
Preferably, in the utility model embodiment, liquidometer 24 is provided in the intermediate pool 23.
It is understood that liquid level of the above-mentioned liquidometer 24 for the acid pickle in real-time monitoring intermediate pool 23, works as monitoring
When reaching the liquid level of setting, the acid pickle in intermediate pool 23 is discharged into subsequent concentration filter device 4 and is filtered processing.
Preferably, in the utility model embodiment, the solid-liquid separation system further includes filter residue recycling and processing device 26, institute
The sludge outlet for stating filter press 3 is connected to the filter residue recycling and processing device 26.
The filter residue recycling and processing device 26 is used to handle the solid slag generated after the dehydration of filter press 3, and is returned
It receives and utilizes.The filter residue recycling and processing device 26 can be enumerated as calcining furnace, when the main component of solid slag is metal hydroxide
When object, calcine to obtain the higher metal oxide of purity by calcining furnace；Or hydrogen and nitrogen are further passed through in calcining furnace
Gas continues metal oxide to be reduced into the higher metal simple-substance of purity, and obtained metal simple-substance or metal oxide can continue
It recycles.Certain filter residue recycling and processing device 26 can be also other drying units, carry out again after solid slag is dried
Other processing.
Preferably, in the utility model embodiment, the concentrated water spout of the thickening filtration device 4 is provided with the 12nd valve
25.The concentrated water spout of the thickening filtration device 4 is connected to the spent acid reservoir 1.
It is understood that the filtering and concentrating liquid being discharged by the concentrated water spout of thickening filtration device 4 can be with recycling to useless
Secondary treatment is carried out in sour reservoir 1, the wasting of resources and direct emission is avoided to pollute environment.
Above-mentioned valve can be electrically-controlled valve or solenoid valve, make whole system Automatic Control, do not need manual operation, drop
Low labor intensity and risk.
The concrete technology flow process of the solid-liquid separation system is:
The first valve 6, the 7th valve 17 and the 11st valve 22 are first opened, by the second valve 7, third valve 9, the 4th valve
The 12, the 5th valve 14 of door and the 6th valve 16 are closed, and start the first suction pump 8, the acid pickle in spent acid reservoir 1 is evacuated to filters pressing
After machine 3 carries out filters pressing, the filtrate after filters pressing is discharged into intermediate pool 23.
After running a period of time, the waste residue that filters pressing generates is saturated in filter press 3, is at this moment closed the first valve 6 and is closed
First suction pump 8 opens the 5th valve 14, is passed through compressed air, makes useless in pipeline, in the first suction pump 8 and in filter press 3
Acid solution is all discharged in intermediate pool 23 under the promotion of differential pressure action.
It is then shut off the 5th valve 14, the 11st valve 22, the secondth valve 7 and the 4th valve 12 is opened, opens simultaneously
First suction pump 8, the water in clear water reserviors 2 is pumped into filter press 3, rinses the filter residue in filter press 3, then flushing waste water is discharged into
In wastewater disposal basin 11.
After above-mentioned flushing, closes the second valve 7 and close the first suction pump 8, open the 5th valve 14, be passed through compression
Air makes the waste water in pipeline, in the first suction pump 8 and in filter press 3 all be discharged to wastewater disposal basin under the promotion of differential pressure action
In 11.
The 5th valve 14, the 4th valve 12 and the 7th valve 17 are turned off, the 6th valve 16 is opened, is passed through compressed air,
It is expelled to the remaining filter residue in filter press 3 all in filter residue recycling and processing device 26 from the sludge outlet of filter press 3.
It repeats the above process, after the liquid level in intermediate pool 23 reaches the liquid level of setting, opens third valve 9, the tenth valve
Door 21 and the 9th valve 20, close the 8th valve 19 and the 12nd valve 25, open the second suction pump 10, will be in intermediate pool 23
Acid pickle is pumped into thickening filtration device 4 and further filters, and the acid clear water being obtained by filtration is discharged in collecting pit 5.
After running a period of time, third valve 9, the tenth valve 21 and the 9th valve 20 are turned off, closes the second suction pump
10, the 8th valve 19 and the 12nd valve 25 are opened, compressed air is passed through, keeps the concentrate in filtering-condensing apparatus dense from filtering
The concentrated water spout of compression apparatus, which is all flow back to, carries out circular treatment in spent acid reservoir 1.
In conclusion the beneficial effect of the solid-liquid separation system of the utility model is:
(1) solid-liquid separation system of the utility model is separated by solid-liquid separation by filter press and thickening filtration device, and again
After filter press is separated by solid-liquid separation acid pickle, the filter residue in filter press is rinsed with clear water, makes entirely to be separated by solid-liquid separation system
In the course of work of uniting, stopping state will not be occurred by not needing replacement filter core, saved cost and extended the service life of filter press,
It can be recycled through system solid obtained after separation and liquid, not only realize zero pollutant discharge, effectively reduce
Processing cost and load, and solve the problems, such as the wasting of resources, and greatly reduce the production and processing cost of enterprise, have
Very big social and economic benefit.
(2) the solid-liquid separation system high degree of automation, operational safety, stabilization, easy to operate, manager of the utility model
Just and treatment effect is more preferable.
(3) further, the solid-liquid separation system of the utility model is by using compressed air, is guaranteeing filter press and dense
In the case that contracting filter device does not block, the wastewater flow rate generated by cleaning is reduced, and be further reduced maintenance cost.
Although the above more term for having used expression structure, such as " spent acid reservoir ", " thickening filtration device ", " collection
Pond " etc., but it does not exclude the possibility of using other terms.The use of these items is only for be more convenient to describe and explain
The essence of the utility model；It is contrary to the spirit of the present invention to interpret them as any one of the additional limitations.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.
Claims (10)
1. a kind of solid-liquid separation system, it is characterised in that: including spent acid reservoir, clear water reserviors, filter press, thickening filtration device and receipts
Ji Chi；
The spent acid reservoir and the clear water reserviors pass through the first suction pump and are connected to the inlet of the filter press, the spent acid
The water outlet of reservoir is equipped with the first valve, and the water outlet of the clear water reserviors is equipped with the second valve；
The water outlet of the filter press is connected to by the second suction pump with the inlet of the thickening filtration device, and described second takes out
The entrance of sucking pump is equipped with third valve；
The clean water outlet of the thickening filtration device is connected to the collecting pit；
The water outlet of the filter press is also connected to wastewater disposal basin, and the entrance of the wastewater disposal basin is equipped with the 4th valve.
2. solid-liquid separation system according to claim 1, it is characterised in that: it further include the first compressed air generator,
First compressed air generator is connected to by the first suction pump with the inlet of the filter press, and first compression is empty
The gas outlet of gas generating device is equipped with the 5th valve.
3. solid-liquid separation system according to claim 1, it is characterised in that: it further include the second compressed air generator,
The water outlet of the filter press is connected to second compressed air generator, and second compressed air generator goes out
Port is equipped with the 6th valve.
4. solid-liquid separation system according to claim 3, it is characterised in that: the inlet of the filter press is equipped with the 7th valve
Door.
5. solid-liquid separation system according to claim 1, it is characterised in that: it further include third compressed air generator,
The clean water outlet of the thickening filtration device is connected to the third compressed air generator, and the third compressed air fills
The gas outlet set is equipped with the 8th valve, and the entrance of the collecting pit is equipped with the 9th valve.
6. solid-liquid separation system according to claim 5, it is characterised in that: the inlet of the thickening filtration device is equipped with
Tenth valve.
7. solid-liquid separation system according to claim 1, it is characterised in that: the water outlet of the filter press and described second
Intermediate pool is equipped between the entrance of suction pump, the entrance of the intermediate pool is equipped with the 11st valve.
8. solid-liquid separation system according to claim 7, it is characterised in that: be provided with liquidometer in the intermediate pool.
9. solid-liquid separation system according to claim 1, it is characterised in that: it further include filter residue recycling and processing device, it is described
The sludge outlet of filter press is connected to the filter residue recycling and processing device.
10. solid-liquid separation system according to claim 1, it is characterised in that: the concentrated water spout of the thickening filtration device is set
It is equipped with the 12nd valve, the concentrated water spout of the thickening filtration device is connected to the spent acid reservoir.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820222926.9U CN208229519U (en) | 2018-02-08 | 2018-02-08 | A kind of solid-liquid separation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820222926.9U CN208229519U (en) | 2018-02-08 | 2018-02-08 | A kind of solid-liquid separation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208229519U true CN208229519U (en) | 2018-12-14 |
Family
ID=64587438
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820222926.9U Active CN208229519U (en) | 2018-02-08 | 2018-02-08 | A kind of solid-liquid separation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208229519U (en) |
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2018
- 2018-02-08 CN CN201820222926.9U patent/CN208229519U/en active Active
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Effective date of registration: 20190430 Address after: 363000 Xingjing Road, Fulong Industrial Park, Jiaomei Town, Zhangzhou Taiwanese Investment Zone, Longhai City, Zhangzhou City, Fujian Province Patentee after: Fujian Xihai Environmental Protection Technology Co., Ltd. Address before: 363000 Xingjing Road, Fulong Industrial Park, Zhangzhou Taiwanese Investment Zone, Zhangzhou City, Fujian Province Patentee before: FUJIAN SUNYU SANITARY WARE TECHNOLOGY CO., LTD. |