日韩精品一区二区av在线丨一本大道东京热无码视频丨精品国产制服丝袜高跟丨亚洲精品久久国产高清丨国产亚洲午夜高清国产拍精品

---Weihai Chemical Equipment Co., Ltd. Was founded as a designated fabrication enterprise of the former Ministry of Chemical Industry

Type GS-2 laboratory high pressure reaction kettle passed the technology appraisal by the ministry of chemical industry---

---Nov. Class I & II pressure vessel manufacture license

Sep. Restructured into a private enterprise
---

Sep.Class III pressure vessel design license---

Sep. changing into the current name “Weihai Chemical Machinery Co., Ltd.”---
Oct. Factory relocation (moved from its former address to Zhangcun Town Tourism Resort)---

---Dec. Passed the pressure vessel explosive cladded plates manufacture safety registration review

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---

---Dec. granted the “high-tech enterprise in Shandong Province” and “Shandong Research Center of Engineering Technology of Reaction Kettle Drive Set” honorary titles.

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---

---Apr. Tertiary plant extended and put into use

---Nov. ASME code pressure vessel “U2 stamp” certificate