CN115353333B - Concrete production process - Google Patents
Concrete production process Download PDFInfo
- Publication number
- CN115353333B CN115353333B CN202210997926.7A CN202210997926A CN115353333B CN 115353333 B CN115353333 B CN 115353333B CN 202210997926 A CN202210997926 A CN 202210997926A CN 115353333 B CN115353333 B CN 115353333B
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- China
- Prior art keywords
- plate
- construction waste
- pressing wheel
- fixed
- frames
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 238000010276 construction Methods 0.000 claims abstract description 53
- 239000002699 waste material Substances 0.000 claims abstract description 53
- 238000003825 pressing Methods 0.000 claims abstract description 33
- 239000004568 cement Substances 0.000 claims abstract description 5
- 238000001035 drying Methods 0.000 claims abstract description 4
- 239000012535 impurity Substances 0.000 claims abstract description 4
- 238000002156 mixing Methods 0.000 claims abstract description 4
- 239000004576 sand Substances 0.000 claims abstract description 4
- 239000004575 stone Substances 0.000 claims abstract description 4
- 238000005406 washing Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims 1
- 239000012634 fragment Substances 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 6
- 239000010813 municipal solid waste Substances 0.000 description 8
- 238000012216 screening Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/16—Waste materials; Refuse from building or ceramic industry
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/026—Comminuting, e.g. by grinding or breaking; Defibrillating fibres other than asbestos
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to the field of concrete, in particular to a concrete production process, which comprises the following steps: s1, introducing construction waste into a crushing device, and crushing according to the required specification; s2, washing the broken construction waste, and separating impurities; s3, drying the washed construction waste; s4, uniformly mixing the dried construction waste, cement, sand and stone and water according to a proportion to obtain concrete; the crushing device comprises a bearing plate which is obliquely arranged and used for propping up construction waste, side plate frames which are symmetrically fixed at two ends of the bearing plate, a C-shaped frame which is fixed on the two side plate frames, a pressing wheel frame which is vertically arranged with the bearing plate and slides in the C-shaped frame, and a pressing wheel which is rotationally connected in the pressing wheel frame, wherein a screw rod I is rotationally arranged on the pressing wheel frame and is in threaded connection with the C-shaped frame; according to the invention, concrete material fragments with the required specification can be obtained according to actual conditions.
Description
Technical Field
The invention relates to the field of concrete, in particular to a concrete production process.
Background
The construction waste refers to the collective name of dregs, waste concrete, waste masonry and other wastes generated by people in the production activities of construction industries such as removal, construction, decoration, repair and the like. In the construction waste, especially fragments of some concrete materials, the construction waste can be recycled, so that the recycling of resources is realized; when the fragments of the concrete material are utilized, the fragments of the concrete material are required to be crushed to form aggregate, and the aggregate is mixed with cement and the like again to prepare new concrete for reuse;
the size of the needed aggregate is different according to different concrete use environments, and in the existing concrete production process, concrete material fragments with the needed specification cannot be obtained according to actual conditions.
Disclosure of Invention
The invention aims to provide a concrete production process which can obtain concrete material fragments with required specification and size according to actual conditions.
The aim of the invention is achieved by the following technical scheme:
a concrete production process, comprising the steps of:
s1, introducing construction waste into a crushing device, and crushing according to the required specification;
s2, washing the broken construction waste, and separating impurities;
s3, drying the washed construction waste;
and S4, uniformly mixing the dried construction waste, cement, sand and stone and water according to a proportion to obtain the concrete.
The crushing device comprises a bearing plate which is obliquely arranged and used for propping up construction waste, side plate frames which are symmetrically fixed at two ends of the bearing plate, and C-shaped frames which are fixed on the two side plate frames, wherein the C-shaped frames are vertically arranged with the bearing plate, a pressing wheel frame which slides in the C-shaped frames, and a pressing wheel which is rotationally connected in the pressing wheel frame, wherein a screw rod I is rotationally arranged on the pressing wheel frame, and the screw rod I is in threaded connection with the C-shaped frames.
And a plurality of convex ribs are uniformly arranged on the pinch roller.
Front support plates are fixed at the front ends of the two side plate frames, and rear support plates are fixed at the rear ends of the two side plate frames.
Drawings
FIG. 1 is a schematic flow diagram of a concrete production process;
FIG. 2 is a schematic structural view of a crushing device;
FIG. 3 is a schematic view of a partial structure of a crushing device;
FIG. 4 is a schematic view of the connection of the carrier plate to the side plate frame;
FIG. 5 is a schematic cross-sectional view of FIG. 4;
FIG. 6 is a schematic diagram of the structure of the puck;
FIG. 7 is a schematic view of the structure of the intake plate and the collection plate;
FIG. 8 is a schematic view of the connection of the lead-in plate to the shield plate;
FIG. 9 is a schematic view of the structure of the shielding plate;
FIG. 10 is a schematic structural view of a circular screen ring;
fig. 11 is a schematic structural view of the retainer ring.
In the figure:
a carrier plate 101; a side plate frame 102; a C-shaped frame 103; a stationary ring 104; a front support plate 105; a rear support plate 106;
a platen frame 201; pinch roller 202; screw I203;
an introduction plate 301; a connecting shaft 302; sieve mesh I303; a crankshaft 304; linkage plate I305;
a collection plate 401; a horizontal axis 402; linkage plate II 403;
a shielding plate 501; screw II 502; a through hole 503;
a circular screen ring 601; mesh II 602; a dial 603; a drive ring 604;
a connection block 701; screw iii 702; a baffle ring 703.
Detailed Description
As shown in fig. 1:
a concrete production process, comprising the steps of:
s1, introducing construction waste into a crushing device, and crushing according to the required specification;
s2, washing the broken construction waste, and separating impurities;
s3, drying the washed construction waste;
and S4, uniformly mixing the dried construction waste, cement, sand and stone and water according to a proportion to obtain the concrete.
As shown in fig. 2-6:
the crushing device comprises a bearing plate 101, side plate frames 102, a C-shaped frame 103, a pressing wheel frame 201, pressing wheels 202 and a screw rod I203, wherein the bearing plate 101 is obliquely arranged and used for propping up construction waste, the two side plate frames 102 are symmetrically fixed at two ends of the bearing plate 101, the C-shaped frame 103 is fixed on the two side plate frames 102, the C-shaped frame 103 is vertically arranged with the bearing plate 101, the pressing wheel frame 201 slides in the C-shaped frame 103, the pressing wheel 202 is rotationally connected in the pressing wheel frame 201, and the screw rod I203 is rotationally arranged on the pressing wheel frame 201 and is in threaded connection with the C-shaped frame 103.
The pressing wheel frame 201 is of a C-shaped structure, two ends of the pressing wheel frame 201 are respectively slid at two ends of the C-shaped frame 103, a first motor is arranged at one end of the pressing wheel frame 201, the first motor can drive the pressing wheel 202 to rotate in the pressing wheel frame 201, when the pressing wheel is used, construction waste is placed on the bearing plate 101, the construction waste automatically slides down to the rotating pressing wheel 202 on the bearing plate 101 through the self-inclination angle of the bearing plate 101, and the construction waste is crushed by the extrusion of the rolling pressing wheel 202;
the screw I203 is rotated to generate screw thread transmission between the screw I203 and the C-shaped frame 103, so that the screw I203 moves on the C-shaped frame 103 and then drives the pressing wheel frame 201 to move, thereby changing the distance between the pressing wheel 202 and the bearing plate 101, and further achieving the purpose of adjusting the size of broken pieces of construction waste and achieving the purpose of breaking according to the required specification;
through the arrangement of the two side plate frames 102, the check blocks on two sides of the extrusion position are formed when the bearing plate 101 and the pinch roller 202 are matched to crush the construction waste; through the perpendicular setting of C shape frame 103 and loading board 101, be convenient for screw rod I203 transmission pinch roller frame 201, change the interval between pinch roller 202 and the loading board 101, the pinch roller 202 and the loading board 101 cooperation of being convenient for roll moreover extrude the construction waste.
Further:
the pinch roller 202 is uniformly provided with a plurality of convex edges.
Through the arrangement of a plurality of ribs, the efficiency and the effect of the pinch roller 202 matched with the bearing plate 101 on crushing the construction waste are improved.
Further:
the front support plate 105 is fixed to the front ends of the two side plate frames 102, and the rear support plate 106 is fixed to the rear ends of the two side plate frames 102.
The front support plate 105 and the rear support plate 106 form a support for the device, and the rear support plate 106 forms a shield for the end of the pressing wheel 202, so that fragments thrown off by the pressing wheel 202 are shielded when the construction waste is crushed, and the fragments are guided between the two side plate frames 102, so that the crushed construction waste is concentrated.
Further, as shown in fig. 10-11:
the two fixed rings 104 are transversely fixed on the two side plate frames 102, the circular screen ring 601 rotates on the two fixed rings 104, a plurality of screen holes II 602 are uniformly formed in the circular screen ring 601, a plurality of shifting plates 603 are uniformly fixed on the inner side of the circular screen ring 601, and two transmission rings 604 are respectively fixed on two ends of the outer side of the circular screen ring 601.
Through the arrangement of the two fixing rings 104, the circular screen rings 601 arranged on the two fixing rings 104 are sleeved on the pinch roller 202 and the bearing plate 101 and are perpendicular to the plane where the flowing direction of the construction waste is located, so that the crushed construction waste falls into the circular screen rings 601 at the lower end, the falling construction waste is screened through the screen holes II 602 on the circular screen rings 601, the qualified construction waste passes through the screen holes II 602, and the unqualified construction waste is left in the circular screen rings 601;
at this time, the second motor installed on the rear supporting plate 106 is started to drive the driving ring 604 at the rear end, so that the driving ring 604 drives the circular screen ring 601 to rotate, and accordingly, a plurality of shifting plates 603 are driven to rotate, unqualified construction waste in the circular screen ring 601 is driven to rotate through the shifting plates 603 until the upper part of the pressing wheel 202 is rotated, at this time, the construction waste slides from the shifting plates 603 to the pressing wheel 202 and the bearing plate 101 to be rolled and crushed again, and therefore, the purpose of screening the crushed construction waste through the rotating circular screen ring 601 is achieved, screening efficiency is improved, the unqualified construction waste can be transported back to a crushing position to be crushed again, and the purpose of ensuring the crushing effect is achieved.
Further:
the two screw rods III 702 are all rotated between the two transmission rings 604, the two connecting blocks 701 are respectively connected to the two screw rods III 702 in a threaded mode, a plurality of baffle rings 703 are fixed to the two connecting blocks 701 in a clearance mode, and the baffle rings 703 are all slid on the outer side of the circular screen ring 601.
When the size of the building rubbish which is qualified by screening the circular screen ring 601 needs to be adjusted, the two screws III 702 are rotated simultaneously, so that the two screws III 702 can move in the same direction through the two connecting blocks in the threaded transmission mode, and then the plurality of baffle rings 703 are driven to move on the circular screen ring 601, so that synchronous shielding of the plurality of sieve holes II 602 is formed simultaneously, adjustment control of the size of the screened building rubbish is formed, and the device can be further ensured to crush according to the size of the required size.
As shown in fig. 7-8:
a connecting shaft 302 is connected to the upper end of the loading plate 101, a guide plate 301 is fixed to the connecting shaft 302, and a plurality of mesh holes i 303 are uniformly provided on the guide plate 301.
Through the setting of leading-in board 301, form the extension to loading board 101, be convenient for add the construction waste who waits to break to the device in, through the setting of a plurality of sieve meshes I303 moreover, form the preliminary screening to construction waste, screen out qualified construction waste, avoid qualified construction waste to be broken once more.
Further:
the crankshaft 304 is laterally rotated on the front support plate 105, and a linkage plate i 305 is rotated between the crankshaft 304 and the introduction plate 301.
The third motor installed on the front supporting plate 105 drives the crankshaft 304 to make the eccentric transverse shaft in the middle of the crankshaft 304 eccentrically rotate, so that the linkage plate I is driven by the eccentric transverse shaft eccentrically rotating
305, the leading-in plate 301 is made to perform lifting and reciprocating rotation by taking the connecting shaft 302 as an axis, thereby forming vibration on the construction waste on the leading-in plate 301, improving the efficiency of primary screening of the construction waste by the leading-in plate 301, and improving the efficiency of sliding the construction waste on the leading-in plate 301 to the bearing plate 101.
Further:
the transverse shaft 402 is rotated on the rear support plate 106, the collecting plate 401 is fixed on the transverse shaft 402, the collecting plate 401 penetrates the front support plate 105 and the rear support plate 106 in the front-rear direction, and the interlocking plate ii 403 is rotated between the front end of the collecting plate 401 and the crankshaft 304.
Through the arrangement of the collecting plate 401, the garbage leaked from the sieve holes I303 is received, meanwhile, the garbage leaked from the sieve holes II 602 is received in a city, and the garbage is guided backwards in a concentrated manner, so that the qualified construction garbage can be collected in a concentrated manner at the rear end of the device;
meanwhile, through the arrangement of the linkage plate II 403, when the crankshaft 304 rotates, the collection plate 401 can be driven to reciprocate, lift and rotate by taking the transverse shaft 402 as an axis, so that the vibration of qualified garbage on the collection plate 401 is formed, and the efficiency of backward sliding of the garbage on the collection plate 401 is improved.
Further, as shown in fig. 9:
the shielding plate 501 slides on the lower end of the introduction plate 301, a plurality of through holes 503 are provided in the shielding plate 501 in a gap, a screw II 502 is rotated on the introduction plate 301, and the screw II 502 is screwed with the shielding plate 501.
The screw rod II 502 is rotated to drive the shielding plate 501 to move back and forth at the lower end of the guide plate 301, so that the superposition degree of the through holes 503 and the sieve holes I303 is changed, and then the size of the sieve holes I303 is adjusted, so that the adjustment and control of the specification size of the construction waste are realized when the guide plate 301 is primarily sieved; thereby ensuring consistency in construction waste falling onto the collection plate 401 through the screen openings i 303 and ii 602.
Claims (5)
1. A concrete production process is characterized in that: the process comprises the following steps:
s1, introducing construction waste into a crushing device, and crushing according to the required specification;
s2, washing the broken construction waste, and separating impurities;
s3, drying the washed construction waste;
s4, uniformly mixing the dried construction waste, cement, sand and stone and water according to a proportion to obtain concrete;
the crushing device comprises a bearing plate (101) which is obliquely arranged and used for propping up construction waste, side plate frames (102) which are symmetrically fixed at two ends of the bearing plate (101), and C-shaped frames (103) which are fixed on the two side plate frames (102), wherein the C-shaped frames (103) are arranged vertically to the bearing plate (101), a pressing wheel frame (201) which slides in the C-shaped frames (103), and a pressing wheel (202) which is rotationally connected in the pressing wheel frame (201), a screw rod I (203) is rotationally arranged on the pressing wheel frame (201), and the screw rod I (203) is in threaded connection with the C-shaped frames (103);
a plurality of convex edges are uniformly arranged on the pressing wheel (202);
front support plates (105) are fixed at the front ends of the two side plate frames (102), and rear support plates (106) are fixed at the rear ends of the two side plate frames (102);
two fixing rings (104) are transversely fixed on the two side plate frames (102), a circular screen ring (601) is rotated on the two fixing rings (104), a plurality of screen holes II (602) are uniformly formed in the circular screen ring (601), a plurality of shifting plates (603) are uniformly fixed on the inner side of the circular screen ring (601), and transmission rings (604) are fixed at two ends of the outer side of the circular screen ring (601);
two screw rods III (702) are arranged between the two transmission rings (604) in a rotating mode, two connecting blocks (701) are connected to the two screw rods III (702) in a threaded mode, a plurality of baffle rings (703) are fixed between the two connecting blocks (701) in a gap mode, and the baffle rings (703) slide on the outer sides of the circular screen rings (601).
2. A concrete production process according to claim 1, characterized in that: the upper end of the bearing plate (101) is connected with a connecting shaft (302), an introduction plate (301) is fixed on the connecting shaft (302), and a plurality of sieve holes I (303) are uniformly formed in the introduction plate (301).
3. A concrete production process according to claim 2, characterized in that: a crankshaft (304) is transversely rotated on the front supporting plate (105), and a linkage plate I (305) is rotated between the crankshaft (304) and the guide plate (301).
4. A concrete production process according to claim 3, wherein: the rear supporting plate (106) is rotated to form a transverse shaft (402), the transverse shaft (402) is fixedly provided with a collecting plate (401), the collecting plate (401) penetrates through the front supporting plate (105) and the rear supporting plate (106) in the front-back direction, and a linkage plate II (403) is rotated between the front end of the collecting plate (401) and the crankshaft (304).
5. The concrete production process according to claim 4, wherein: a shielding plate (501) is slidably arranged on the lower end face of the guide-in plate (301), a plurality of through holes (503) are formed in the shielding plate (501) in a clearance mode, a screw II (502) is rotated on the guide-in plate (301), and the screw II (502) is in threaded connection with the shielding plate (501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210997926.7A CN115353333B (en) | 2022-08-19 | 2022-08-19 | Concrete production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210997926.7A CN115353333B (en) | 2022-08-19 | 2022-08-19 | Concrete production process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115353333A CN115353333A (en) | 2022-11-18 |
| CN115353333B true CN115353333B (en) | 2024-01-05 |
Family
ID=84002566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210997926.7A Active CN115353333B (en) | 2022-08-19 | 2022-08-19 | Concrete production process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115353333B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112934316A (en) * | 2021-01-27 | 2021-06-11 | 宋春华 | Preparation method of recycled concrete with strong impermeability |
| CN113480217A (en) * | 2021-08-20 | 2021-10-08 | 武汉兴诚海水泥制品有限公司 | Concrete production process for preparing concrete by using construction waste |
| CN113942122A (en) * | 2021-10-21 | 2022-01-18 | 温岭市千源环保科技有限公司 | Production line for producing concrete from construction waste |
| CN216605363U (en) * | 2021-12-29 | 2022-05-27 | 辛集市建和预拌混凝土有限公司 | Recycled concrete apparatus for producing |
| CN114870947A (en) * | 2022-07-12 | 2022-08-09 | 哈瑞克斯(南通)建筑科技有限公司 | Circulating crushing device capable of adjusting stone crushing degree for building |
-
2022
- 2022-08-19 CN CN202210997926.7A patent/CN115353333B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112934316A (en) * | 2021-01-27 | 2021-06-11 | 宋春华 | Preparation method of recycled concrete with strong impermeability |
| CN113480217A (en) * | 2021-08-20 | 2021-10-08 | 武汉兴诚海水泥制品有限公司 | Concrete production process for preparing concrete by using construction waste |
| CN113942122A (en) * | 2021-10-21 | 2022-01-18 | 温岭市千源环保科技有限公司 | Production line for producing concrete from construction waste |
| CN216605363U (en) * | 2021-12-29 | 2022-05-27 | 辛集市建和预拌混凝土有限公司 | Recycled concrete apparatus for producing |
| CN114870947A (en) * | 2022-07-12 | 2022-08-09 | 哈瑞克斯(南通)建筑科技有限公司 | Circulating crushing device capable of adjusting stone crushing degree for building |
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| Publication number | Publication date |
|---|---|
| CN115353333A (en) | 2022-11-18 |
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Effective date of registration: 20231210 Address after: 543000 plot iva-7-2-1, industrial concentration zone, Tengzhou Town, Teng County, Wuzhou City, Guangxi Zhuang Autonomous Region Applicant after: Tengxian Xiangzhao Concrete Co.,Ltd. Address before: 110170 No. 10, Feiyun Road, Hunnan District, Shenyang City, Liaoning Province Applicant before: Wang Qianli |
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