CN110483054B - 一种大尺寸复杂形状人造宝石工艺品的制备方法 - Google Patents
一种大尺寸复杂形状人造宝石工艺品的制备方法 Download PDFInfo
- Publication number
- CN110483054B CN110483054B CN201910854754.6A CN201910854754A CN110483054B CN 110483054 B CN110483054 B CN 110483054B CN 201910854754 A CN201910854754 A CN 201910854754A CN 110483054 B CN110483054 B CN 110483054B
- Authority
- CN
- China
- Prior art keywords
- silicon carbide
- carbon support
- placing
- slurry
- porous carbon
- 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.)
- Active
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 39
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical class [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 35
- 239000002002 slurry Substances 0.000 claims abstract description 24
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 22
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 15
- 238000001035 drying Methods 0.000 claims abstract description 11
- 235000013399 edible fruits Nutrition 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 8
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000007605 air drying Methods 0.000 claims abstract description 5
- 238000009835 boiling Methods 0.000 claims abstract description 5
- 239000011204 carbon fibre-reinforced silicon carbide Substances 0.000 claims abstract description 5
- 239000001768 carboxy methyl cellulose Substances 0.000 claims abstract description 5
- 239000008367 deionised water Substances 0.000 claims abstract description 5
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 5
- 239000002270 dispersing agent Substances 0.000 claims abstract description 5
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims abstract description 5
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims abstract description 5
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 claims abstract description 5
- 235000019982 sodium hexametaphosphate Nutrition 0.000 claims abstract description 5
- 238000001179 sorption measurement Methods 0.000 claims abstract description 5
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 claims abstract description 5
- 238000005470 impregnation Methods 0.000 claims abstract description 4
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims abstract 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 14
- 240000009087 Crescentia cujete Species 0.000 claims description 10
- 235000005983 Crescentia cujete Nutrition 0.000 claims description 10
- 235000009797 Lagenaria vulgaris Nutrition 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- 239000011863 silicon-based powder Substances 0.000 claims description 6
- 235000015895 biscuits Nutrition 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 239000011856 silicon-based particle Substances 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 3
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 241000196324 Embryophyta Species 0.000 claims description 2
- 238000003763 carbonization Methods 0.000 claims description 2
- 238000010411 cooking Methods 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- 239000002612 dispersion medium Substances 0.000 claims description 2
- 238000000227 grinding Methods 0.000 claims description 2
- 239000002609 medium Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000002791 soaking Methods 0.000 claims description 2
- 239000002904 solvent Substances 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims description 2
- 102000020897 Formins Human genes 0.000 claims 1
- 108091022623 Formins Proteins 0.000 claims 1
- 238000010000 carbonizing Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000010025 steaming Methods 0.000 abstract 1
- 239000010437 gem Substances 0.000 description 10
- 229910001751 gemstone Inorganic materials 0.000 description 10
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000010431 corundum Substances 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 239000010979 ruby Substances 0.000 description 1
- 229910001750 ruby Inorganic materials 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 238000005475 siliconizing Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C3/00—Processes, not specifically provided for elsewhere, for producing ornamental structures
- B44C3/04—Modelling plastic materials, e.g. clay
- B44C3/046—Modelling plastic materials, e.g. clay using a modelling surface, e.g. plate
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/56—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
- C04B35/565—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide
- C04B35/573—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide obtained by reaction sintering or recrystallisation
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/422—Carbon
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/428—Silicon
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/52—Constituents or additives characterised by their shapes
- C04B2235/5276—Whiskers, spindles, needles or pins
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
- C04B2235/602—Making the green bodies or pre-forms by moulding
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
- C04B2235/6562—Heating rate
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
- C04B2235/6567—Treatment time
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/94—Products characterised by their shape
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910854754.6A CN110483054B (zh) | 2019-09-10 | 2019-09-10 | 一种大尺寸复杂形状人造宝石工艺品的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910854754.6A CN110483054B (zh) | 2019-09-10 | 2019-09-10 | 一种大尺寸复杂形状人造宝石工艺品的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110483054A CN110483054A (zh) | 2019-11-22 |
CN110483054B true CN110483054B (zh) | 2022-02-08 |
Family
ID=68557264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910854754.6A Active CN110483054B (zh) | 2019-09-10 | 2019-09-10 | 一种大尺寸复杂形状人造宝石工艺品的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110483054B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115849880B (zh) * | 2022-11-29 | 2023-11-07 | 湖南圣瓷新材料有限公司 | 基于热压铸成型的陶瓷手臂的制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104961493A (zh) * | 2015-06-30 | 2015-10-07 | 哈尔滨工业大学 | 一种生物质基多孔碳化硅吸波材料的制备方法 |
CN106220227A (zh) * | 2016-08-16 | 2016-12-14 | 仇颖莹 | 一种多孔碳化硅陶瓷的制备方法 |
CN106478121A (zh) * | 2016-09-30 | 2017-03-08 | 巩义市泛锐熠辉复合材料有限公司 | 一种碳纤维增韧碳化硅木质陶瓷的制备方法 |
CN107778012A (zh) * | 2017-09-18 | 2018-03-09 | 山东理工大学 | 一种碳化硅复相陶瓷的制备方法 |
CN108484210A (zh) * | 2018-06-01 | 2018-09-04 | 界首市静峰新型建材有限公司 | 一种孔隙率高的碳化硅多孔陶瓷制备方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04130058A (ja) * | 1990-09-20 | 1992-05-01 | Japan Metals & Chem Co Ltd | 炭化珪素ウィスカー複合炭化珪素焼結体 |
-
2019
- 2019-09-10 CN CN201910854754.6A patent/CN110483054B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104961493A (zh) * | 2015-06-30 | 2015-10-07 | 哈尔滨工业大学 | 一种生物质基多孔碳化硅吸波材料的制备方法 |
CN106220227A (zh) * | 2016-08-16 | 2016-12-14 | 仇颖莹 | 一种多孔碳化硅陶瓷的制备方法 |
CN106478121A (zh) * | 2016-09-30 | 2017-03-08 | 巩义市泛锐熠辉复合材料有限公司 | 一种碳纤维增韧碳化硅木质陶瓷的制备方法 |
CN107778012A (zh) * | 2017-09-18 | 2018-03-09 | 山东理工大学 | 一种碳化硅复相陶瓷的制备方法 |
CN108484210A (zh) * | 2018-06-01 | 2018-09-04 | 界首市静峰新型建材有限公司 | 一种孔隙率高的碳化硅多孔陶瓷制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN110483054A (zh) | 2019-11-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105130438B (zh) | 一种基于反应烧结制备碳化硼陶瓷复合材料的方法 | |
CN110483054B (zh) | 一种大尺寸复杂形状人造宝石工艺品的制备方法 | |
CN108059479B (zh) | 一种新型多孔陶瓷加热体的制备工艺 | |
CN106380201B (zh) | 一种制备异形碳化硼陶瓷的方法 | |
CN105506716A (zh) | 一种强结合耐磨复合涂层的制备方法 | |
CN109694251A (zh) | 一种具有抗氧化功能的低电阻率石墨材料及其制备方法 | |
CN109881072A (zh) | 一种硬质合金密封环及其制备方法 | |
CN114380611A (zh) | 一种反应烧结碳化硅陶瓷研磨盘的制作方法 | |
CN113968742B (zh) | 一种高导热高稳定性的覆铜基板及其加工工艺 | |
CN108424146B (zh) | 一种四硼化钨基陶瓷的制备方法 | |
CN110627504A (zh) | 碳化硼复合材料的无压烧结制备方法 | |
CN111892414A (zh) | 一种短碳纤维增强碳化硼复合材料及其制备方法 | |
CN110029220A (zh) | 一种两步法还原氧化铬制备金属铬粉的方法 | |
CN109702188A (zh) | 一种金刚石工具用铜基预合金粉添加剂及其制备方法 | |
CN113582700A (zh) | 一种低成本硼化钛陶瓷复合材料的制备方法 | |
CN116496103B (zh) | 一种高强度、低密度碳化硅及其制备方法和应用 | |
CN108892476A (zh) | 多孔堇青石及其制备方法和应用 | |
CN104911384B (zh) | 一种钨基难熔碳化物复合材料的低温制备方法 | |
CN110240483B (zh) | 一种利用晶硅废砂浆制备碳化硅多孔陶瓷的方法 | |
EP0079903B1 (en) | Making silicon carbide bodies | |
CN113481603B (zh) | 一种pvt法碳化硅晶体生长原料的制备方法 | |
CN108046834A (zh) | 一种具有镶嵌结构的多孔陶瓷加热体的制备工艺 | |
CN108975918A (zh) | 一种高韧性高温结构材料MoSi2-Mo5Si3复合陶瓷的制备 | |
CN103465347B (zh) | 一种研磨设备中碳化硅研磨桶的制造方法 | |
CN102034854A (zh) | 一种金刚石晶圆及其生产方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240111 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: 261000 no.5600 Fenghuang Road, Mizhou street, Zhucheng City, Weifang City, Shandong Province Patentee before: WEIFANG BUSINESS VOCATIONAL College |
|
TR01 | Transfer of patent right |
Effective date of registration: 20240417 Address after: Room 301, No. 101, Building 3, Qianshan Commercial Center, High tech Zone, Suzhou City, Jiangsu Province, 215000 Patentee after: Suzhou Jiutian Sculpture Art Co.,Ltd. Country or region after: China Address before: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee before: Dragon totem Technology (Hefei) Co.,Ltd. Country or region before: China |