夜精品一区二区无码A片-色国产在线-亚洲精品AV午夜一区二区三区-亚洲视频在线观看2018-亚洲AV综合色情区一区-国产熟女系列丰满熟妇-少妇厨房与子伦-日韩人妻熟女中文字幕A美景之屋-亚洲免费视频在线

stock code:833903

HISTORY

  • 2022

    Zhejiang Hangzhen Energy Technology Co., Ltd met innovation standard, thus upgraded to innovative layer.

  • 2021

    The company undertook 100t&170t LF EPC project for Anyang steel, which used our self-developed process automation control system, including metallurgical models, and marched towards the intelligent and unmanned refining of LF.

  • 2020

    2.62 million ton/year slurry bed residue hydrogenation unit (tens of millions of process gas volume) was successfully put into use in SINOPEC Maoming Company. The manufacturing site was moved from Hangzhou to Anji, Huzhou and the Zhejiang Hangzhen Intelligence Technology Co., was founded.

  • 2016

    The company undertook the first 180t RH refining furnace EPC project for Hebei Anfeng Iron&Steel Co., Ltd, marking the company's comprehensive entry into the RH refining field.

  • 2015

    The company completed shareholding restructuring and brought in strategic investors. The company was renamed: Zhejiang Hangzhen Energy Technology Co., Ltd. In November, the Company formally entered the NEEQ Securities Market with stock code 833903.

  • 2014

    The company constructed the domestically second fully mechanical vacuum pumping system at the top of vacuum distillation column--IT project of 3 million tons per year crude oil pyrolysis unit of CNOOC Zhoushan Petrochemical.

  • 2011

    The company extended to metallurgical alloy feeding field, and constructed for CFHI the first high temperature alloy feeding system in China.

  • 2009

    The company stepped into the aerospace vacuum simulation field, and undertook the development, design and production of vacuum system for large rocket vacuum simulation device for Institute 165 of CASIC No. 6, and the system has the pumping capability of 23000kg/h.

  • 2007

    The company entered metallurgical vacuum RH refining field, and constructed Shagang's 180tRH refining furnace body.

  • 2006

    The company co-developed jet desulfurization equipment with Guangzhou Petrochemical Branch, a standard bearer for desulfurization in China.

  • 2005

    The company entered the metallurgical vacuum VC refining field, and constructed 200-500 tons vacuum casting device for Shanghai Heavy Machinery Co., Ltd.

  • 2003

    The company engaged in steam turbine auxiliary equipment field and developed weighted automatic exhaust valves and Jet extractor system. At the same year, Hangzhen Vacuum Engineering Technology Co., Ltd was founded.

  • 2002

    The company undertook domestically first complete set of ejector system of ethylene glycol for intermission polyester for a subsidiary company of Tongkun Group. At the same year, the company passed the international and domestic ISO9001:2000 quality system certification.

  • 2001

    The company constructed 40t VD vacuum system for Shanghai No. 5 Steel Works, entered the cyclohexanone refining field and successfully developed advanced and energy-saving steam eject + water ring pump vacuum system, which began to be put into use in petrochemical and vacuum refining plant.

  • 1999

    The company got into metallurgical vacuum VD refining field.

  • 1998

    The company stepped into the field of caprolactam refining: construction of vacuum system for vacuum distillation of caprolactam plant in Nanjing DSM Oriental Chemical Company;

  • 1997

    The company unfolded full business wings within Sinopec system (such as Guangzhou Petrochemical, Zhenhai Petrochemical, Shanghai Refining and Chemical, Shanghai Petrochemical company, Nanjing Refinery, Jinling Petrochemical, Jinzhou Petrochemical);

  • 1996

    The company won a contract of 4 million tons of atmospheric and vacuum distillation unit from Sinopec Guangzhou Petrochemical, officially admitted into the petrochemical system to provide a complete set of vacuum equipment for vacuum distillation. A year of milestone for West Lake Vacuum Equipment Factory;

  • 1995

    August 1995.Hangzhou West Lake Vacuum Equipment Factory was established, and at the same year was offered a contract by Nanjing Oriental Chemical Co., Ltd (now as DSM (China) Co., Ltd) to renovate a complete set of imported vacuum system for caprolactam; offered a contract by Nanjing Alkylbenzene Factory (now as Sinopec Jinling Petrochemical Alkylbenzene Plant) to design and manufacture a complete set of vacuum system; offered a contract by Nanjing Chemical Plant (now as Sinopec Nanjing Chemical Industry Co., Ltd);

Service Tel:

+86-571-88750211 (Business)
+86-571-88750311 (Technology)
Add: 26th Floor, Yuexiu Xinghui Center, No. 723 Dayuan Road, Qingshan Lake Science and Technology City, Lin'an District, Hangzhou
URL: www.hzvacuum.com
Zip code: 311305 Fax: +86-571-88750313
Copyright(C)2021, ZHEJIANG HANGZHEN ENERGY TECHNOLOGY CO.,LTD. All Rights Reserved. Supported by  ChemNet ChinaChemNet Toocle

Join our mailing list to stay tuned to the latest updates in the realm of vacuum, receive news on vacuum products, promotions, events and receive invitations to local trainings and webinars directly from our industry experts.

99不卡一二四免费精品| 久久精品中文国产| 国产精品1区2区3区4区5区| 久夜精品视频| 亚洲国产精品大香蕉| 999国产精品熟妇| 日韩精品国产欧美亚洲| 精品在线你懂得| 人妻久久精品夜夜爽一区二区| 无码精品国产一区二区三区| 99精品1| 青青草原亚洲精品第一页| av天堂麻豆精品| 国产精品爽爽一区二区| 丰满色精品| 欧美精品网站国产| 久久:精品八妖| 亚洲精品秘 一区二区1| 2020亚洲无码精品| 精品自拍偷拍一区二区 | 午夜精品999999蜜桃| 精品一区二区xxx| 18 精品 爽爽国产白| 久久精品一区二区三区日韩夜夜| 欧美舔精品| 自拍偷拍一区二区精品| 亚洲精品日本无| 欧美精品五月| 精品久久久久久久高潮| A在线精品| 久久天天草天天干精品| 欧美日韩精品久综| 欧美日韩国产精品第一页| 国产麻豆二区精品| 国产精品991| 亚洲AV第一区国产精品| 久久国产精品无码一区成人毛片| 不卡午夜精品| 91kp日韩精品一区| 亚一级精品| 麻豆欧美精品国产综合久久| 色欲精品在线播放| 青青草久久草精品一区二区的亚洲日韩 | 999精品久久久久久| 国产乱伦视频精品一区二区三区四区| 国产欧美日韩二区精品在线| 国产精品四级| 日本欧美国产精品久久毛片| 精品一区AV天天| 91麻豆产精品久久| 香蕉久久夜色精品国产| 亚洲精品丝袜啊啊啊| 婷婷五月色婷婷五月一区二区精品九九| 亚洲精品久久久鸭子| 国产精品久久久1024| 99国产精品免费久久久蜜臀| 精东蜜臀色精品| 九九免费屁股精品| 日韩欧美中文字幕综合精品| 亚洲乱码国产乱码精品精网站 | 国产一区二区精品久久ai| 亚洲国产高清精品999| 欧美日韩二区cos成人精品| 日本精品久久久1区2区| 自拍偷拍精品网| 蜜臀久久99精品久久久巴士| 欧日韩亚洲精品981| 亚洲精品一二线在线看| 亚洲精品秘 一区二区三区白峰| 欧美午夜精品福利片| 凌辱人妻精品久久| 69精品熟妇丰满人妻国产| 久久精品久久精品国产| 欧美二区国产精品| 国产精品一区二区美女| 高清精品一区二区| 九一麻豆国产精品一区| 99久久免费精品无码…| 国产在线精品麻豆| 国产偷∨国产偷∨精品视频| 久久久精品无码一区二区三区京东| 国产精品一区二区无码青青草| 人妻精品国产一区二区成年人| 欧美精品一区白浆超级多| 黄色欧美国产精品免费| 黑人无码精品一区二区三区99满 | 超碰在我网精品一区二区| 日韩精品一本二本三本色号 | 欧美这里有精品| 久久久麻豆精品一区二区| 国产欧美日韩精品综合| 韩国精品免费一区二区三区人妻| 久久久精品视频4| 欧美一级精品特黄片| 五月天 日韩精品 一区| 91免费国产三级精品在线| 日韩精品视频在线一区| 久久色这里只有精品| 好吊妞这里有精品欧美专区精选| 免费日韩欧美国产精品在线| 欧美A精品| 亚洲AV香蕉精品一区| 国产欧美精品久久久一区二区三区麻豆 | 亚洲精品尿尿| 国产精品一区二区三区四区香蕉| 99精品人| 日韩精品国产精品欧美观看无码| 久久精品久久91| 精品视频3p| 黄色精品99| 99色这里只有精品99| 亚洲精品久久大香蕉| 囯产精品一区二区三区线一牛影视| 九九精品国产一区| 国产精品一线二线日韩| 亚洲日韩欧美精品综合| 311精品一区二区| 日朝精品第一页| 亚洲精品国产20p| 久精品无码一区二区沤| 亚洲日本半精品久久久久| 久久亚洲精品影院| 百日韩精品久久| 国产精品毛片一区二区三区四区| 欧美日韩精品成人一卡国产| 大香蕉视频国产精品| 91精品丝袜高跟蜜臀一二三四五六七区| 91麻豆精品A| 精品人妻系列AV| 久久午夜精品福利网| 99九九久久亚洲精品高清国产| 密臀国产精品久久久久久久| 99热在线精品最新自拍| 精品麻豆91| 欧美精品三级一区二区| 精品国产伦一区二区三区解读免费| 99国产精品久久久精品三级| 少妇精品久免费| 日韩美成人精品电影二区三区| 精品久久一区二卡三卡| 69久久夜色精品国产免费下药| 1999久久精品| 黄色精品午夜电影| 久久国产精品成人电影| 国产99久久久久免费精品| 曰本久久久精品一区二区| 国产一区二区三区精品久久久青青草| 九九九久久久精品999| 日韩精品久久久久久久18白浆| 蜜臀AⅤ国产精品久久久国产老师| 精品美女高潮久久久| 99久久久无码国产精品性推油| 精品久久亚洲一区二区| 乱码1区2区3区产品精品| 精品套筒综合一区| 亚洲精品人妻3P| 亚洲 精品午夜| 日本人妻精品视频一区二区| 日本国产精品一区二区三区在线观看| 人妻欧美精品国产| 超碰国产精品哈| 极品无码精品| 精品人妻666| 久精品午夜影院| 亚洲精品美女电影| 国产精品亚洲激情综合婷婷一区| 青青国产精品自拍| 久久久久se色偷偷亚洲精品AV| 国产欧美日韩精品第一页| 999国产精品999| A v网站亚洲精品视频| 亚洲精品国产二日本主播| 精品国产四色五月| 一本色道69色精品综合久久| 欧美精品一区二区sss| 91精品国啪老师啪| 精品精品偷拍| 精品人妻AV在线| 国产va精品在这里播放99热| 亚洲国产成人久久精品视频| 97亚洲精品成人| 日韩精品女优一区| a 天堂精品| 精品人妻嫩草无码专区| 精品不卡一区二区2021| 亭亭午夜福利精品福利| 久久精品黄色国产| 精品人一区二区| 中学生啪啪啪精品一区| 国产精品视频一本| 好吊妞精品九九| <