阳茎伸入女人阳道视频免费-www一区二区www免费-性生交大片免费看女人按摩摩-久久天天躁狠狠躁夜夜躁2014-国产精品无码av无码

---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