CN101880981A - 一种制浆方法 - Google Patents
一种制浆方法 Download PDFInfo
- Publication number
- CN101880981A CN101880981A CN 201010226242 CN201010226242A CN101880981A CN 101880981 A CN101880981 A CN 101880981A CN 201010226242 CN201010226242 CN 201010226242 CN 201010226242 A CN201010226242 A CN 201010226242A CN 101880981 A CN101880981 A CN 101880981A
- Authority
- CN
- China
- Prior art keywords
- cooking liquor
- raw material
- pressure
- percentage composition
- aqueous solution
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 73
- 230000008569 process Effects 0.000 claims abstract description 55
- 239000002253 acid Substances 0.000 claims abstract description 54
- 239000002994 raw material Substances 0.000 claims abstract description 37
- 239000002023 wood Substances 0.000 claims abstract description 32
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical group OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000012216 screening Methods 0.000 claims abstract description 20
- 230000029087 digestion Effects 0.000 claims abstract description 13
- 239000007864 aqueous solution Substances 0.000 claims abstract description 9
- 238000010411 cooking Methods 0.000 claims description 64
- 239000000203 mixture Substances 0.000 claims description 40
- 238000004537 pulping Methods 0.000 claims description 31
- 238000009835 boiling Methods 0.000 claims description 20
- 235000005456 Pinus sylvestris var mongolica Nutrition 0.000 claims description 16
- 241000114025 Pinus sylvestris var. mongolica Species 0.000 claims description 16
- 238000009413 insulation Methods 0.000 claims description 14
- LVGQIQHJMRUCRM-UHFFFAOYSA-L calcium bisulfite Chemical compound [Ca+2].OS([O-])=O.OS([O-])=O LVGQIQHJMRUCRM-UHFFFAOYSA-L 0.000 claims description 13
- 235000010260 calcium hydrogen sulphite Nutrition 0.000 claims description 13
- 238000005516 engineering process Methods 0.000 claims description 13
- 230000014759 maintenance of location Effects 0.000 claims description 12
- 239000000243 solution Substances 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 6
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 claims description 4
- LPHFLPKXBKBHRW-UHFFFAOYSA-L magnesium;hydrogen sulfite Chemical compound [Mg+2].OS([O-])=O.OS([O-])=O LPHFLPKXBKBHRW-UHFFFAOYSA-L 0.000 claims description 4
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 claims description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims 1
- 229920001131 Pulp (paper) Polymers 0.000 abstract description 24
- 229920000297 Rayon Polymers 0.000 abstract description 14
- 239000000835 fiber Substances 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 abstract description 4
- 238000004321 preservation Methods 0.000 abstract 2
- 235000005205 Pinus Nutrition 0.000 abstract 1
- 241000218602 Pinus <genus> Species 0.000 abstract 1
- 210000002421 cell wall Anatomy 0.000 abstract 1
- 239000002002 slurry Substances 0.000 description 23
- 238000004061 bleaching Methods 0.000 description 12
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 12
- 235000018783 Dacrycarpus dacrydioides Nutrition 0.000 description 10
- 244000288671 Dacrycarpus dacrydioides Species 0.000 description 10
- 238000005406 washing Methods 0.000 description 10
- 230000000740 bleeding effect Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000011347 resin Substances 0.000 description 8
- 229920005989 resin Polymers 0.000 description 8
- 239000002585 base Substances 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 6
- 210000000170 cell membrane Anatomy 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 6
- 235000010265 sodium sulphite Nutrition 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000003513 alkali Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 4
- AOSFMYBATFLTAQ-UHFFFAOYSA-N 1-amino-3-(benzimidazol-1-yl)propan-2-ol Chemical compound C1=CC=C2N(CC(O)CN)C=NC2=C1 AOSFMYBATFLTAQ-UHFFFAOYSA-N 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000005660 chlorination reaction Methods 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 229940079827 sodium hydrogen sulfite Drugs 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 229920001732 Lignosulfonate Polymers 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 238000010306 acid treatment Methods 0.000 description 2
- 238000009874 alkali refining Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000007844 bleaching agent Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 159000000007 calcium salts Chemical class 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 210000000630 fibrocyte Anatomy 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 229920005610 lignin Polymers 0.000 description 2
- 235000019357 lignosulphonate Nutrition 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011122 softwood Substances 0.000 description 2
- 235000014347 soups Nutrition 0.000 description 2
- 241000379199 Abies holophylla Species 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical compound [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 description 1
- 241000628997 Flos Species 0.000 description 1
- 229920002488 Hemicellulose Polymers 0.000 description 1
- 239000004117 Lignosulphonate Substances 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- RFRIWRLHYDZFRS-UHFFFAOYSA-N [Na].[Na].[Na].P(O)(O)(O)=O Chemical compound [Na].[Na].[Na].P(O)(O)(O)=O RFRIWRLHYDZFRS-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000006277 sulfonation reaction Methods 0.000 description 1
- 235000018553 tannin Nutrition 0.000 description 1
- 229920001864 tannin Polymers 0.000 description 1
- 239000001648 tannin Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 238000003809 water extraction Methods 0.000 description 1
Images
Landscapes
- Paper (AREA)
Abstract
Description
沸腾炉温度 | SO2气体浓度 | 进塔炉气SO2温度 | 吸收塔水温 | 吸收塔液温 |
850-1000℃ | 8%-12% | 45-55℃ | 12℃以下 | 28℃以下 |
装锅气压 | 通汽蒸汽温度 | 放锅压强 | 蒸煮锅最高锅压 |
0.5-0.6MPa | 160-180℃ | 0.18-0.20MPa | 0.70MPa |
高压回收锅锅压 | 中压回收锅锅压 | 低压回收锅锅压 | 装锅及放锅时间 |
0.50MPa | 0.25MPa | 0.15MPa | 40-50min |
第一段通汽时间 | 第一次保温温度 | 第一次保温时间 | 第二段通汽时间 |
70-80min | 100-102℃ | 按生产进度掌握但不得低于150min | 130-140min |
第二次保温温度 | 第二次保温时间 | 大放汽时间 | 放锅时间 |
142-144℃ | 50-100min | 60min | 40-50min |
除节机 | 一段压力筛 | 二段压力筛 | 三段压力筛 | 中浓除渣器 | ||
进浆浓度 | 3.5-4.0% | 3.0-3.5% | 2.0-2.5% | 2.0-2.5% | 额定压力降 | 1.0bar |
压力降 | 0.3-0.6bar | 0.3-0.6bar | 0.3-0.6bar | 0.3-0.6bar | 喂料压力 | max 6.0bar |
平均压力降 | 0.4bar | 0.4bar | 0.4bar | 0.4bar | 喂料浓度 | 1.0-1.5% |
产量 | 浆料浓度 | 氯化温度 | 通氯压力 | 脱水机出口浓度 |
4.5-5.0t/h | 2.5-3.0% | 常温 | 根据实际而定,氯化后浆料呈淡黄色略带氯味 | ≥8.5% |
碱液浓度 | 加碱量 | 加磷酸三钠量 | 加树脂分散剂量 | 加双氧水量 | 精制温度 | 精制甲纤 |
≥30% | 110kg/浆(折百) | 5kg/t浆 | 0.25-0.3kg/t浆 | 25kg/t浆 | 100±2℃ | 91-92% |
浆料浓度 | 漂白温度 | 加漂液量 | 过程pH值 | 塔出口残氯 | 塔出口粘度 |
≥7.0% | 45-55℃ | 根据粘度调整 | ≥8.5 | 无 | 24-28mPa·s |
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010102262424A CN101880981B (zh) | 2010-07-09 | 2010-07-09 | 一种制浆方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010102262424A CN101880981B (zh) | 2010-07-09 | 2010-07-09 | 一种制浆方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101880981A true CN101880981A (zh) | 2010-11-10 |
CN101880981B CN101880981B (zh) | 2013-11-27 |
Family
ID=43053108
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010102262424A Active CN101880981B (zh) | 2010-07-09 | 2010-07-09 | 一种制浆方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101880981B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104631174A (zh) * | 2015-02-02 | 2015-05-20 | 中国制浆造纸研究院衢州分院 | 一种亚硫酸盐法溶解浆的制备方法 |
CN104631173A (zh) * | 2015-02-02 | 2015-05-20 | 中国制浆造纸研究院衢州分院 | 一种特种浆粕的制浆方法 |
CN110305683A (zh) * | 2019-05-14 | 2019-10-08 | 潘广国 | 一种木屑深加工生产新型清洁能源及制备方法 |
CN115874478A (zh) * | 2021-09-29 | 2023-03-31 | 武夷学院 | 一种联产生物基水溶肥的酸法制浆新工艺 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1399011A (zh) * | 2002-08-13 | 2003-02-26 | 河北吉藁化纤有限责任公司 | 竹材粘胶纤维及其生产工艺 |
CN1410626A (zh) * | 2002-09-16 | 2003-04-16 | 成都春天绿竹资源开发有限责任公司 | 纯天然抗菌竹浆的生产工艺 |
CN1600989A (zh) * | 2004-10-26 | 2005-03-30 | 田新 | 一种利用玉米秆制造全无氯漂白纸浆生产食品包装纸和文化用纸的方法 |
CN101148834A (zh) * | 2007-11-12 | 2008-03-26 | 宜宾长毅浆粕有限责任公司 | 造纸级阔叶木浆板变性生产工艺 |
CN101644008A (zh) * | 2007-07-27 | 2010-02-10 | 山东泉林纸业有限责任公司 | 一种以禾草类植物为原料制备高硬度浆的亚硫酸钠法蒸煮方法 |
-
2010
- 2010-07-09 CN CN2010102262424A patent/CN101880981B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1399011A (zh) * | 2002-08-13 | 2003-02-26 | 河北吉藁化纤有限责任公司 | 竹材粘胶纤维及其生产工艺 |
CN1410626A (zh) * | 2002-09-16 | 2003-04-16 | 成都春天绿竹资源开发有限责任公司 | 纯天然抗菌竹浆的生产工艺 |
CN1600989A (zh) * | 2004-10-26 | 2005-03-30 | 田新 | 一种利用玉米秆制造全无氯漂白纸浆生产食品包装纸和文化用纸的方法 |
CN101644008A (zh) * | 2007-07-27 | 2010-02-10 | 山东泉林纸业有限责任公司 | 一种以禾草类植物为原料制备高硬度浆的亚硫酸钠法蒸煮方法 |
CN101148834A (zh) * | 2007-11-12 | 2008-03-26 | 宜宾长毅浆粕有限责任公司 | 造纸级阔叶木浆板变性生产工艺 |
Non-Patent Citations (1)
Title |
---|
《黑龙江造纸》 20031201 刘秉钺等 稻草亚铵法优化蒸煮工艺条件 第12-14页 1-9 , 第4期 2 * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104631174A (zh) * | 2015-02-02 | 2015-05-20 | 中国制浆造纸研究院衢州分院 | 一种亚硫酸盐法溶解浆的制备方法 |
CN104631173A (zh) * | 2015-02-02 | 2015-05-20 | 中国制浆造纸研究院衢州分院 | 一种特种浆粕的制浆方法 |
CN104631174B (zh) * | 2015-02-02 | 2017-01-04 | 中国制浆造纸研究院衢州分院 | 一种亚硫酸盐法溶解浆的制备方法 |
CN110305683A (zh) * | 2019-05-14 | 2019-10-08 | 潘广国 | 一种木屑深加工生产新型清洁能源及制备方法 |
CN115874478A (zh) * | 2021-09-29 | 2023-03-31 | 武夷学院 | 一种联产生物基水溶肥的酸法制浆新工艺 |
Also Published As
Publication number | Publication date |
---|---|
CN101880981B (zh) | 2013-11-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2567023B1 (en) | Method and system for high alpha dissolving pulp production | |
US8734612B2 (en) | Method and system for high alpha dissolving pulp production | |
RU2534067C2 (ru) | Способ получения целлюлозы из биомассы, содержащей лигноцеллюлозу | |
CN101451320B (zh) | 一种禾草类低白度浆、其制备方法及其应用 | |
CN103726377B (zh) | 一种低聚合度竹浆粕的清洁制浆方法 | |
CN104594090B (zh) | 无水膨化制浆工艺 | |
EP3126567B1 (en) | A continuous process for production of cellulose pulp from grass-like plant feedstock | |
CN101446054A (zh) | 年产5万吨以上纸浆生产线的全无氯漂白方法 | |
CN103510418A (zh) | 一种无黑液化学制浆新工艺 | |
CN111618961B (zh) | 一种粘胶级竹材溶解浆的制备方法 | |
CN114687234A (zh) | 一种利用竹子制备绒毛浆的方法及其制备的绒毛浆 | |
CN101880981B (zh) | 一种制浆方法 | |
CN100402745C (zh) | 一种以禾草类植物为原料制备的漂白化学浆及其制备方法 | |
CN101451313B (zh) | 一种以禾草类植物为原料制备漂白化学浆的方法 | |
CN112176750A (zh) | 一种阔叶木混合材的p-rc apmp制浆方法 | |
CN103459711A (zh) | 用于在对蒸煮至高卡伯值的化学纸浆进行氧脱木素之后处理滤液的方法和装置 | |
AU2010202496B2 (en) | Method and system for high alpha dissolving pulp production | |
CN110468611A (zh) | 一种尾叶桉的prc-apmp制浆方法 | |
CN101899795A (zh) | 一种提高化机浆漂白滤液利用率的方法 | |
CN101451321B (zh) | 一种麦草原料亚铵法蒸煮制备的低白度浆、其制备方法及其应用 | |
CN101451312B (zh) | 一种以禾草类植物为原料制备漂白化学浆的方法 | |
CN100406646C (zh) | 一种以禾草类植物为原料制备的高硬度浆及其制备方法 | |
CA2707330C (en) | Method and system for high alpha dissolving pulp production | |
CN101451319B (zh) | 一种稻草原料亚硫酸铵法蒸煮制备的低白度浆、其制备方法及其应用 | |
CN115821618A (zh) | 循环蒸煮纤维原料联合蒸发燃烧的黑液资源化利用的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20151010 Address after: 133101 Jilin province Yanbian Korean Autonomous Prefecture of Tumen City Shi Xian Zhen Triumph Street No. 1 Patentee after: Yanbian Shixian deer industry LLC Address before: 133100 Jilin city of Tumen Province Shi Xian Zhen Patentee before: Yanbian Shixian Bailu Papermaking Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240419 Address after: No. 1 Kaixuan Street, Shixian Town, Tumen City, Yanbian Korean Autonomous Prefecture, Jilin Province, 133000 yuan Patentee after: Yanbian Shixian Zhongxing Investment Co.,Ltd. Country or region after: China Address before: No. 1 Kaixuan Street, Shixian Town, Tumen City, Yanbian Korean Autonomous Prefecture, Jilin Province, 133101 Patentee before: Yanbian Shixian deer industry LLC Country or region before: China |