中文字幕高清免费日韩视频在线,农村嫩苞一区二区三区视频,久久精品噜噜噜成人AV色欲 ,yw33777.com尤物
Language
HOME > ABOUT > Developing History
Developing History
1975
 ——
---Weihai Chemical Equipment Co., Ltd. Was founded as a designated fabrication enterprise of the former Ministry of Chemical Industry
1979
 ——
Type GS-2 laboratory high pressure reaction kettle passed the technology appraisal by the ministry of chemical industry---
1993
 ——
---Nov. Class I & II pressure vessel manufacture license
1998
 ——
Sep. Restructured into a private enterprise
---
2001
 ——

---Jan. Class AR1 manufacture license
---Jun. Class I & II pressure vessel design license
---Nov. ISO9001:2000 international quality management system certification

2002
 ——
Sep.Class III pressure vessel design license---
2004
 ——

---Jun. ASME code pressure vessel “U stamp” certificate.

---Sep.approved the WHCE Design Institute as the municipal enterprise R&D center.

2005
 ——
Sep. changing into the current name “Weihai Chemical Machinery Co., Ltd.”---
Oct. Factory relocation (moved from its former address to Zhangcun Town Tourism Resort)---
2006
 ——
---Dec. Passed the pressure vessel explosive cladded plates manufacture safety registration review
2007
 ——
provided 2 polypropylene reactors to Shijiazhuang refinery Company cooperated with Sinopec and became the qualified supplier of Sinopec, which marked as the beginning of the cooperation with domestic large chemical enterprises---
2008
 ——
---Dec. granted the “high-tech enterprise in Shandong Province” and “Shandong Research Center of Engineering Technology of Reaction Kettle Drive Set” honorary titles.
2009
 ——
established the “fluid mixing technology and stirrer R&D center”with Harbin Institute of Technology---
Secondary plant extended, covering over 20,000㎡, which was put into use in September---
Joined the China Chemical Equipment Association and obtained the supplier certificate of China Chemical Group---
2012
 ——
---Apr. Tertiary plant extended and put into use
2015
 ——
Nov. ISO 14001:2004 international environment management system certification and ISO 18001:2004 occupational health and safety management certification---
2016
 ——
---Nov. ASME code pressure vessel “U2 stamp” certificate
THE FUTURE
SHIRLEY WONG

Sales Dept. TEl: +86(0)631 5788068

Technical consultation:+86(0)631 5788068

After service:+86 0631-5781399

Complaints Hotline:+86(0)631 5758782

E-mail: sales@chemdevice.com

Add: N0.9, Dongxin Road, Zhangcun Town, Huancui Dist., Weihai City, Shandong

Copyright:WHCM: professional reaction kettle fabricaiton base 魯ICP備10000422號-2 Make:Blue Ocean Media

日本亲子乱婬一级A片 | 国产成人免费无码精品久久久免费 | 亚洲国产精品99久久久久久久 | 久久午夜一级A片裸体模特 潘金莲一级婬片AAAAA | 两个人看的www免费视频 | 久久久久国产一区二区三区 | 无码一级毛片一区二区视频 | 国产精品2018 | 午夜伦伦电影理论片A片不卡蜜爱 | 亚洲精品无码久久久 | 亚洲无码视频在线观看 | 少妇饱渴BBBBB搡BBB | 久久久一区二区三区 | 亚洲精品国偷拍自产在线观看蜜桃 | 国产一a毛一级a毛片视频 | 老色鬼久久AV综合亚洲健身 | 日本一级特黄毛片高清视频 | 国产无遮挡又黄又爽免费网站 | 成人午夜免费视频 | 日本一级婬片A片免费播放妖精 | 山东熟妇搡BBBB搡BBBB | 国产一级a毛一级a毛免费观看 | 少妇一级婬片免费放 | 黄色视频免费链接 | 国产精品久久久久久无码人妻 | 99久久久成人国产精品 | 精品秘 无码一区二区久久 一级全黄少妇性色生活片 性欧美婬妇ⅹXXX视频 | 寡妇高潮一级毛片免费看按摩店 | 少妇毛多好爽A片免费视频 日本熟妇乱妇熟色A片蜜桃 | 91人妻人人澡人人爽人人精品 | 亚洲天堂成人av | 国产精品一区在线 | 囯产精品久久欠久久久久久九大 | 无码av蜜臀一码在线播放 | 精品一区二区三区蜜桃臀在线观看 | 少妇被躁到高潮无套内谢麻豆传 | 熟女一区二区三区 | 性猛交乱妇免费看A片 | 精品人妻一区二区三区日产乱码卜 | 瑜伽精品乱XXX色诱AV | 强伦轩人妻一区二区电影 |