CN102407186B - Chinese medicine ultrafine powder screening linkage system - Google Patents
Chinese medicine ultrafine powder screening linkage system Download PDFInfo
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- CN102407186B CN102407186B CN 201110382961 CN201110382961A CN102407186B CN 102407186 B CN102407186 B CN 102407186B CN 201110382961 CN201110382961 CN 201110382961 CN 201110382961 A CN201110382961 A CN 201110382961A CN 102407186 B CN102407186 B CN 102407186B
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Abstract
The invention discloses a Chinese medicine ultrafine powder screening linkage system. The system comprises a feeding device, a double-cylinder rod mill, a double air flow micro powder screening machine, two cyclone collectors and a pulse dust collector, wherein a discharge hole of the double-cylinder rod mill is communicated with a mixed powder inlet pipe of the double air flow micro powder screening machine through an electric pneumatic valve; a fine powder discharge hole of the double air flow micro powder screening machine is communicated with the other cyclone collector; a discharge hole of the cyclone collector is communicated with a feed inlet of the other powder mixing machine through a closed air discharger; and the top of the cyclone collector is communicated with an air inlet of the pulse dust collector through a pipeline. The system has the advantages that: the system is suitable for grinding a single cellulose-rich Chinese medicinal material or mixed cellulose-rich Chinese medicinal materials; the double-cylinder rod mill is connected with the double air flow micro powder screening machine, so that screening efficiency is improved, and the maximum particle size of a finished product is effectively controlled; therefore, ultrafine powder with the particle size of more than 500 meshes is subjected to large-scale industrial production.
Description
Technical field
The present invention relates to Chinese medicine micro mist screening system, especially relate to Chinese herbal ultra-fine powder dressing sieve linked system.
Background technology
The broken technology of Chinese herbal ultra-fine powder refers to that with the vegetable drug breaking-wall cell be purpose, utilizes machinery or hydrodynamics approach diameter to be crushed to the process (the general breaking-wall cell rate of medicinal material under this granularity condition is greater than 95%) of 10-15 μ m for the Chinese traditional powder more than the 3mm.Its operation principle generally comprises impact, collision, friction, shearing, grinding and the fracture synchronously etc. to Chinese traditional powder.At present commonly used aspect preparing at Chinese herbal ultra-fine powder is the gentle sieve classification method that flows through of mechanical crushing method.Because Chinese medicine has special requirement to the property of medicine and agents area, the direct comminuting method of air-flow feeding commonly used at present easily makes traditional Chinese medicine ingredients separate, and can not reach the quality requirement of product.The air-flow stage division that sieves is a kind of novel stage division; the sharpest edges of airflow shifting machine are to utilize the gas shock of carrying powder to see through screen cloth effectively to separate; forming lumps causes screen cloth to stop up but can pile up at screen cloth when micron order material in light weight for some, that particle diameter is little carries out classification; cause screening work to carry out; greatly influence screening efficiency, can not satisfy the demand that large-scale industrial is produced.Though multistage Super-fine Classification Technology is the effective ways of realizing that at present powder is fine graded and cutting down the consumption of energy, hold facility place and personnel drop into bigger, are not suitable for continuous large-scale production.
Summary of the invention
The object of the invention is to provide a kind of directly operation at normal temperatures, ultra micro powder powder maximum particle size is definite, manufacture craft simple, be suitable for being rich in cellulose Chinese medicine simple or mix pulverizing medicinal materials and be suitable for the Chinese herbal ultra-fine powder dressing sieve linked system that large-scale industrial is produced.
For achieving the above object, the present invention can take following technical proposals:
Chinese herbal ultra-fine powder dressing sieve linked system of the present invention comprises feed arrangement, twin-tub rod mill, two air-flow micro mist screen(ing) machine, first tornado feeder set, second tornado feeder set, pulse dust collector; Described feed arrangement comprises elevating hopper, described elevating hopper discharging opening is communicated with first tornado feeder set by first loader, the described first tornado feeder set discharging opening closes the wind blanking device through first and is communicated with the first powder mixer charging aperture, and the described first powder mixer discharging opening closes the wind blanking device through second and is communicated with last batch can; Described twin-tub rod mill discharging opening is communicated with the mixed powder feed pipe of described pair of air-flow micro mist screen(ing) machine by the 3rd electropneumatic valve, the 4th electropneumatic valve; The fine powder discharging opening of two air-flow micro mist screen(ing) machines is communicated with second tornado feeder set, and the described second tornado feeder set discharging opening closes the wind blanking device through the 3rd and is communicated with the second powder mixer charging aperture; The top of second tornado feeder set is connected with the air inlet of pulse dust collector by pipeline; Described pulse dust collector air outlet is communicated with the air-introduced machine air-vent, and the ash bucket outlet of pulse dust collector is closed the wind blanking device through the 5th and is communicated with second powder mixer, is equipped with the 4th at the second powder mixer discharging opening and closes the wind blanking device; The batch can discharging opening is provided with second loader on described, a discharging opening of described second loader is communicated with twin-tub rod mill charging aperture by the 5th electropneumatic valve, the 6th electropneumatic valve respectively, and another discharging opening of second loader is communicated with whirlpool air pump air outlet by second electropneumatic valve and air cleaner; Described air cleaner gas outlet is communicated with first tornado feeder set by first electropneumatic valve and first loader that is installed on the elevating hopper discharging opening; Described pair of air-flow micro mist screen(ing) machine comprises casing and is arranged on the screen drum that Open Side Down in the described chassis cavity that the nozzle of described screen drum is connected mutually with the upper shed of the funnel that is arranged on the casing bottom; The casing top offers the fine powder discharging opening that is communicated with the second tornado feeder set charging aperture; Square crossing is provided with two door font rotary jet pipes that are made of transverse tube and standpipe, the middle part of transverse tube and drive motors driving coupling mutually in the zone between screen drum and casing; Be vertically installed with blast pipe in the screen drum centre position, the air outlet of blast pipe passes screen drum and is connected with the transverse tube middle part of door font rotary jet pipe and is connected by the transverse tube rolling of rolling bearing with door font rotary jet pipe; The air inlet of blast pipe extends outside the hopper side walls and is connected with the blast orifice of peripheral hardware air blast; Be provided with the mixed powder feed pipe in screen drum, be provided with the buffering umbrella above the discharging opening of described mixed powder feed pipe, the charging aperture of mixed powder feed pipe extends outside the hopper side walls and is connected with described twin-tub rod mill and dust gathering arrester discharging opening.
Described first powder mixer, second powder mixer are respectively the double helix vertical mixer.
The puff prot of described door font rotary jet pipe is for axially being opened in the groove on its tube wall along described transverse tube, standpipe, the notch of described groove is offered towards described screen drum direction.
The puff prot of described door font rotary jet pipe is for arranging the bar hole that is opened on its tube wall along described transverse tube, standpipe axially spaced-apart, and the aperture of described bar hole is offered towards described screen drum direction.
The invention has the advantages that to be applicable to the pulverizing of being rich in cellulose Chinese medicine simple or mixing medicinal material, the twin-tub rod mill links to each other with two air-flow micro mist screening machines, has improved screening efficiency, has effectively controlled the maximum particle diameter of finished product; Second tornado feeder set links to each other with pulse dust collector, prevents dust polluting environment, has reduced the loss of Chinese medicine fine powder; Pulse dust collector links to each other with air-introduced machine, makes whole production system be in subnormal ambient, adopts the fan airflow directing material to sieve during work, simultaneously material is produced air-dry effect, need not to add drying plant, and energy savings is fit to large-scale industrial production.All by the double helix vertical mixer, prevent the separation of traditional Chinese medicine ingredients before and after the pulverizing medicinal materials.
The obvious improvement that the present invention possesses mainly is presented as following several respects:
1, the powder screening process is taked air current classifying to combine with screen fractionation to carry out simultaneously, by being arranged on the outer door font rotary jet pipe of screen drum, produce uniformly, blow to the air-flow in the screen drum at the screen drum outer peripheral face, stop micron order material in light weight, that particle diameter is little and piled up the generation that forms caking and cause the sieve pore blockade phenomenon at screen cloth, improved the classification efficiency of powder greatly; Therefore, handle (diameter of particle after the processing≤25 micron) for the ultramicronising of powder technical guarantee is provided, thereby make the screening work of the above ultra micro powder of 500 orders be able to large-scale industrial production.
2, because the structural design of of the present invention pair of air-flow micro mist screen(ing) machine make screening part can select the screen drum structure, and under the condition of screening plant given volume, the sieving area of screen drum is bigger than the sieving area of sieve plate, has improved screening efficiency.
3, of the present invention pair of air-flow micro mist screen(ing) machine adopts air-introduced machine air-flow directing material to sieve, and like this, again material produced air-dry effect in screening, saved the peripheral hardware drying plant, reduced consumption reduction.
4, that the of the present invention pair of air-flow micro mist screen(ing) machine is simple in structure, screen drum is changed is convenient, for ease of maintenaince and maintenance.
Description of drawings
Fig. 1 is system architecture schematic diagram of the present invention.
Fig. 2 is the structural representation of two air-flow micro mist screen(ing) machines among Fig. 1.
The specific embodiment
As shown in Figure 1, 2, Chinese herbal ultra-fine powder dressing sieve linked system of the present invention comprises feed arrangement, twin-tub rod mill 12, two air-flow micro mist screen(ing) machine 13, first tornado feeder set 7.1, second tornado feeder set 7.2, pulse dust collector 14; Described feed arrangement comprises elevating hopper 5, described elevating hopper 5 discharging openings are communicated with first tornado feeder set 7.1 by first loader 6.1, described first tornado feeder set, 7.1 discharging openings close wind blanking device 8.1 through first and are communicated with the first double helix vertical mixer, 10.1 charging apertures, and the described first double helix vertical mixer, 10.1 discharging openings close wind blanking device 8.2 through second and are communicated with last batch can 11; Two discharging openings of described twin-tub rod mill 12 are communicated with the mixed powder feed pipe 22 of described pair of air-flow micro mist screen(ing) machine 13 by the 3rd electropneumatic valve 3.3, the 4th electropneumatic valve 3.4; The fine powder discharging opening of two air-flow micro mist screen(ing) machines 13 is communicated with second tornado feeder set 7.2, and described second tornado feeder set, 7.2 discharging openings close wind blanking device 8.3 through the 3rd and are communicated with the second double helix vertical mixer, 10.2 charging apertures; The top of second tornado feeder set 7.2 is connected by the air inlet of pipeline with pulse dust collector 14; Described pulse dust collector 14 air outlets are communicated with air-introduced machine 15 air-vents, the ash bucket outlet of pulse dust collector 14 is closed wind blanking device 8.5 through the 5th and is communicated with the second double helix vertical mixer 10.2, is equipped with the 4th at the second double helix vertical mixer, 10.2 discharging openings and closes wind blanking device 8.4; Batch can 11 discharging openings are provided with second loader 6.2 on described, a discharging opening of described second loader 6.2 is communicated with twin-tub rod mill 12 charging apertures by the 5th electropneumatic valve 3.5, the 6th electropneumatic valve 3.6 respectively, and another discharging opening of second loader 6.2 is communicated with whirlpool air pump 1 air outlet by second electropneumatic valve 3.2 and air cleaner 2; Described air cleaner 2 gas outlets are communicated with first tornado feeder set 7.1 by first electropneumatic valve 3.1 and first loader 6.1 that is installed on elevating hopper 5 discharging openings.
Described pair of air-flow micro mist screen(ing) machine 13 comprises casing 16 and is arranged on the screen drum 17 that Open Side Down in described casing 16 inner chambers that the nozzle of described screen drum 17 is connected mutually with the upper shed of the funnel 18 that is arranged on casing 16 bottoms; Casing 16 tops offer the fine powder discharging opening that is communicated with second tornado feeder set, 7.2 charging apertures; Square crossing is provided with two door font rotary jet pipes that are made of transverse tube 19 and standpipe 20, two transverse tubes, 19 cross-coupled middle parts and drive motors 9.2 driving coupling mutually in the zone between screen drum 17 and casing 16; Be vertically installed with blast pipe 21 in screen drum 17 centre positions, the air outlet of blast pipe 21 passes that screen drum 17 is connected with transverse tube 19 middle parts of two font rotary jet pipes and rolls with the transverse tube 19 of two font rotary jet pipes by rolling bearing and is connected; The air inlet of blast pipe 21 extends outside funnel 18 sidewalls and is connected with peripheral hardware air blast or source of the gas; In screen drum 17, be provided with mixed powder feed pipe 22, be provided with buffering umbrella 23 above the discharging opening of described mixed powder feed pipe 22, the charging aperture of mixed powder feed pipe 22 extends outside funnel 18 sidewalls and is connected with described twin-tub rod mill 12 and dust gathering arrester 4 discharging openings.The puff prot of door font rotary jet pipe is for axially to be opened in the groove on its tube wall along transverse tube 19, standpipe 20, and the notch of described groove is offered towards described screen drum 17 directions, and its width is set between the 0.5-2mm.
Operation principle of the present invention is as follows:
As shown in Figure 1, 2, during the medicinal material charging, first electropneumatic valve 3.1 is in opening, and second electropneumatic valve 3.2 is in closed condition.Chinese medicine powder through coarse crushing passes through elevating hopper 5, utilize the wind-force from vortex air pump 1 that purifies through air cleaner 2 to be sent in first tornado feeder set 7.1 by first loader 6.1, and close wind blanking device 8.1 by first and enter in the first double helix vertical mixer 10.1, when inlet amount reach the first double helix vertical mixer, 10.1 inner chambers 80% the time, first reducing motor 9.1 of the first double helix vertical mixer 10.1 starts the work of drive double helix, and charging is mixed; Powder after mixing closes wind blanking device 8.2 by second and enters into batch can 11, finishes the material loading process.
When fine powder was broken, first electropneumatic valve 3.1 was in closed condition, and the second automatically controlled Pneumatic valve 3.2 is in opening.The powder that mixes in the last batch can 11 alternately enters in two cylinder bodies of twin-tub rod mill 12 by the 5th electropneumatic valve 3.5 and the 6th automatically controlled Pneumatic valve 3.6 by second loader 6.2, in the process that rod milling is pulverized, the 5th electropneumatic valve 3.5 and the 4th automatically controlled Pneumatic valve 3.4, the open and close state of the 6th electropneumatic valve 3.6 and the 3rd automatically controlled Pneumatic valve 3.3 is corresponding relation, by the unified control of automatic control panel.
The sieving and collecting of ultra micro powder material: in the mixed powder that twin-tub rod mill 12 was pulverized enters two air-flow screen(ing) machines 13, carry out classification and sieve, fine powder by 500 mesh sieve tubes 17 is in the second whirlwind tornado feeder set 7.2 enters into the second double helix vertical mixer 10.2, when inlet amount reach its inner chamber 80% the time, second reducing motor 9.3 of the second double helix vertical mixer 10.2 starts the double helix work that drives, ultrafine powder after the classification is mixed, and the finished product after mixing closes wind blanking device 8.4 through the 4th and collects from discharging opening.
Dust removal process: the outer spray fine powder that produces when charging in elevating hopper 5 is collected and is sieved in pipeline enters screen drum 17 by second tornado feeder set 7.2 by dust gathering arrester 4 and enters in the second double helix vertical mixer 10.2.Second tornado feeder set 7.2 is in the process of collecting the ultra micro powder, because the effect of air-flow, also be mixed with fine powder in the air, the fine powder that mixes in the air enters in the pulse dust collector 14 with pipeline, close wind blanking device 8.5 through the 5th and also enter in the second double helix vertical mixer 10.2, not only play the dedusting effect but also saved Chinese medicine.
Air-introduced machine 15 is in running order always in the whole Chinese medicine ultra micro powder preparation process can produce air-dry effect to material simultaneously to keep the subnormal ambient of whole production system, does not therefore need to add drying plant, energy-saving and cost-reducing.
Of the present invention pair of air-flow micro mist screen(ing) machine 13; improved screening efficiency greatly; solve the sieve pore blockade problem of screen drum, simultaneously can accurately control the maximum particle diameter of finished product, thereby realized Chinese medicine ultra micro powder (diameter of particle≤25 micron) large-scale industrial production.
The operation principle of two air-flow micro mist screen(ing) machines 13 is as follows:
As shown in Figure 2, during work, enter into the inside of screen drum 17 from the mixed powder that twin-tub rod mill 12 was pulverized under the wind-force effect, reduce impulsive forces by buffering umbrella 23, mixed powder is disperseed in screen drum 17, screen drum 17 is 500 order mesh screens; The powder that disperses in the screen drum 17 carries out classification by screen drum 17 under the air inducing effect, the ultra micro powder that passes screen drum 17 under suction function in its top enters the second whirlwind tornado feeder set 7.2, the powder by screen drum 17 does not sink through the collection of funnel 18 discharging openings, enters twin-tub rod mill 12 again and pulverizes; The rotation under drive motors 9.2 drives of door font rotary jet pipe, the pressure air that external blower or source of the gas produce is in blast pipe 21 enters transverse tube 19 and standpipe 20, and through having the puff prot ejection of groove structure, form even blowback air-flow in screen drum 17 at screen drum 17 end faces and side, powder in the screen drum 17 is further atomized, stop powder to stop up sieve screen apertures at screen drum 17 cakings simultaneously, make not discharge in the funnel 18 along with the air-flow whirlpool that forms sinks to entering by the powder of screen drum 17 and collect; Distance is respectively 25 millimeters between transverse tube 19 and standpipe 20 and corresponding screen drum 17 roofs and the sidewall.
Claims (4)
1. a Chinese herbal ultra-fine powder dressing sieve linked system comprises feed arrangement, twin-tub rod mill (12), two air-flow micro mist screen(ing) machines (13), first tornado feeder set (7.1), second tornado feeder set (7.2), pulse dust collector (14); It is characterized in that: described feed arrangement comprises elevating hopper (5), described elevating hopper (5) discharging opening is communicated with first tornado feeder set (7.1) by first loader (6.1), described first tornado feeder set (7.1) discharging opening closes wind blanking device (8.1) through first and is communicated with first powder mixer (10.1) charging aperture, and described first powder mixer (10.1) discharging opening closes wind blanking device (8.2) through second and is communicated with last batch can (11); Described twin-tub rod mill (12) discharging opening is communicated with the mixed powder feed pipe (22) of described pair of air-flow micro mist screen(ing) machine (13) by the 3rd electropneumatic valve (3.3), the 4th electropneumatic valve (3.4); The fine powder discharging opening of two air-flow micro mist screen(ing) machines (13) is communicated with second tornado feeder set (7.2), and described second tornado feeder set (7.2) discharging opening closes wind blanking device (8.3) through the 3rd and is communicated with second powder mixer (10.2) charging aperture; The top of second tornado feeder set (7.2) is connected by the air inlet of pipeline with pulse dust collector (14); Described pulse dust collector (14) air outlet is communicated with air-introduced machine (15) air-vent, the ash bucket outlet of pulse dust collector (14) is closed wind blanking device (8.5) through the 5th and is communicated with second powder mixer (10.2), is equipped with the 4th at second powder mixer (10.2) discharging opening and closes wind blanking device (8.4); Batch can (11) discharging opening is provided with second loader (6.2) on described, a discharging opening of described second loader (6.2) is communicated with twin-tub rod mill (12) charging aperture by the 5th electropneumatic valve (3.5), the 6th electropneumatic valve (3.6) respectively, and another discharging opening of second loader (6.2) is communicated with whirlpool air pump (1) air outlet by second electropneumatic valve (3.2) and air cleaner (2); Described air cleaner (2) gas outlet is communicated with first tornado feeder set (7.1) by first electropneumatic valve (3.1) and first loader (6.1) that is installed on elevating hopper (5) discharging opening; Described pair of air-flow micro mist screen(ing) machine (13) comprises casing (16) and is arranged on the screen drum (17) that Open Side Down in described casing (16) inner chamber that the nozzle of described screen drum (17) is connected mutually with the upper shed of the funnel (18) that is arranged on casing (16) bottom; Casing (16) top offers the fine powder discharging opening that is communicated with second tornado feeder set (7.2) charging aperture; Be provided with two door font rotary jet pipes that constituted by transverse tube (19) and standpipe (20), the middle part of transverse tube (19) and drive motors (9.2) driving coupling in the mutual square crossing in zone that is positioned between screen drum (17) and the casing (16); Be vertically installed with blast pipe (21) in screen drum (17) centre position, the air outlet of blast pipe (21) passes screen drum (17) and is connected with transverse tube (19) middle part of door font rotary jet pipe and is connected by a transverse tube (19) rolling of rolling bearing with door font rotary jet pipe; The air inlet of blast pipe (21) extends outside funnel (18) sidewall and is connected with the blast orifice of peripheral hardware air blast; In screen drum (17), be provided with mixed powder feed pipe (22), be provided with buffering umbrella (23) in the discharging opening of described mixed powder feed pipe (22) top, the charging aperture of mixed powder feed pipe (22) extends outside funnel (18) sidewall and is connected with described twin-tub rod mill (12) and dust gathering arrester (4) discharging opening.
2. Chinese herbal ultra-fine powder dressing sieve linked system according to claim 1, it is characterized in that: described first powder mixer (10.1), second powder mixer (10.2) are respectively the double helix vertical mixer.
3. Chinese herbal ultra-fine powder dressing sieve linked system according to claim 1, it is characterized in that: the puff prot of described door font rotary jet pipe is for axially to be opened in the groove on its tube wall along described transverse tube (19), standpipe (20), and the notch of described groove is offered towards described screen drum (17) direction.
4. Chinese herbal ultra-fine powder dressing sieve linked system according to claim 1, it is characterized in that: the puff prot of described door font rotary jet pipe is for arranging the bar hole that is opened on its tube wall along described transverse tube (19), standpipe (20) axially spaced-apart, and the aperture of described bar hole is offered towards described screen drum (17) direction.
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| CN 201110382961 CN102407186B (en) | 2011-11-28 | 2011-11-28 | Chinese medicine ultrafine powder screening linkage system |
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| CN 201110382961 CN102407186B (en) | 2011-11-28 | 2011-11-28 | Chinese medicine ultrafine powder screening linkage system |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102489378B (en) * | 2011-11-28 | 2013-09-25 | 河南省康星药业股份有限公司 | wood powder and powder sieve linkage system |
| CN102489376B (en) * | 2011-11-28 | 2013-12-04 | 河南省康星药业股份有限公司 | Rod mill powder-sieve linkage system |
| CN103624003B (en) * | 2013-11-03 | 2015-10-14 | 宁波市鄞州青林医疗器械技术咨询有限公司 | The centrifugal blast type fine bagasse separator of the prepared slices of Chinese crude drugs |
| CN108001744A (en) * | 2017-12-21 | 2018-05-08 | 山东金朗生物科技有限公司 | Dextran large biological molecule finished product collects crushing packing system and method automatically |
| CN109482375A (en) * | 2018-12-29 | 2019-03-19 | 上海材料研究所 | It is a kind of for sieving the device and method thereof of metal powder |
| CN111686895B (en) * | 2020-06-18 | 2022-08-12 | 寿光市银河聚酯胎有限公司 | Fiber pretreatment device by gear shunting |
| CN113751168B (en) * | 2021-08-24 | 2022-09-06 | 重庆工贸职业技术学院 | System for realizing preparation, extraction, analysis and detection of pharmaceutical preparation |
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Address after: 451464, No. 2, Hing Road, Baisha Industrial Park, Zhongmu County, Henan, Zhengzhou Applicant after: HENAN KANGXING PHARMACEUTICAL Co.,Ltd. Address before: 451464, No. 2, Hing Road, Baisha Industrial Park, Zhongmu County, Henan, Zhengzhou Applicant before: HENAN KANGXING PHARMACEUTICAL Co.,Ltd. |
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Effective date of registration: 20230425 Address after: No. 1 Ruifulai Avenue, East District, Zhandian Town, Wuzhi County, Jiaozuo City, Henan Province, 454950 Patentee after: Henan Kangxing Changxiao Animal Pharmaceutical Co.,Ltd. Address before: 451464 2 Zhenxing Road, Baisha Industrial Park, Zhongmu, Zhengzhou, Henan Patentee before: HENAN KANGXING PHARMACEUTICAL Co.,Ltd. |
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