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.

亚洲日韩欧美精品久久| 久久久久无码精品l国产699| 91精品视频精品| 国产第一页欧美精品| 久久国产精品V| 精品久久中文字幕综合| 精品久久久少妇熟| 日韩成人精品伦理在线播放 | 精品不卡内射中出亚洲| 精品骚妇午夜福利| 亚洲AV无码久久精品成人小黄书| 麻豆国产在线_一区二区三区精品| 日本韩国在线精品播放1区2区| 精品久久春色| 精品无人伦一区二区三区| 88久久精品无码一区二区毛片_欧| 人妻一区二区精品视频在线| 精品重口味久久久| 国产精品视频不卡一区二区| 国产精品综合图片在线| 日本99精品资源在线观看| 资源欧美精品| 久久精品線| 美日韩精品在线| 91精品国产三级| 欧美午夜视频精品在线观看| 99精品六月婷婷综合在线| 伊人精品在线一区二区三区| 99久久九九精品| 国产精品8p| 妇人妻偷人精品| 爱浪精品国产资源站| 色综合精品免费| 精品综合精品合综一区二区三区| 色噜噜日韩精品欧美一区| 亚洲中文精品一区二区| 大香蕉精品手机视频在线播放| 国产天堂久久久精品一区| 日韩精品999久久久| 麻豆精品六区| 精品国产品欧美日产在线| 61国产精品久久久| 国产精品高潮在线| 精品人妻无码图文| 国产男人天堂精品免费| 久久久麻豆精品| 国产精品视频日本/肥老妇色| 亚洲精品高清一区二区| 亚洲AV午夜精品福利懂色| 日本国产精品久久| 日韩欧美日韩国产精品| 午夜深夜福利精品| 97欧美乱码精品一区二区三区卡| 日韩精品色情一二三区在线观看| 日本精品偷拍| 精品日韩人妻系列无码| 熟女诱惑精品| 国产精品久久久久久久久-无码加勒比| 亚洲日韩精品一区二区四季| 久久精品色浮熟妇丰满人妻| 精品国产十十十区| 国产as日本精品有码| 国产精品 国产18| 超碰精品自拍偷拍粉嫩校园第一页| 亚洲A√精品| 精品黑丝袜熟女AV| 久久久亚洲精品美女| 精品久久久久人妻| 国产精品一区二区欧美日韩| 欧美精品久久久久久女同| 国产精品美女久久久久久高潮| 粉嫩精品久久99综合一区| 91成人网站精品| 亚洲精品香蕉视频在线观看| 国产精品三级一| 亚洲日韩激情精品一区二区三区在线| 韩国美女精品久久一区二区| 精品国产乱码久久久久久中文| 99久久国产综合精品女| 日本精品一二一二三| 熟女精品一级| 啪啪啪精品一区| 久久久久成人精品视频| 久久久精品无码人妻| Av大西瓜一二三区精品不卡| 国产精品日韩高清伦字幕搜索| 精品..一二三| 国产精品 中文字幕 一区| 美女特级精品毛片| 日韩精品嘿咻动态图| 日本A∨精品| 美女啪啪啪精品网| 亚洲精品只有| 99热久久久无码国产精品性麻豆| 国产精品久久久久久无码一区免费 | 国产综合精品自拍| 久久久精品视频看看| 国产精品 欧美 在线观看| 精品国产伦一区二区三区麻豆| 147精品一区| 婷婷久久精品一| 亚洲天堂无码在线精品老牛| 91色老久久精品| 欧美精品久久久大尺度| 久久久无码专区精品中文字幕野花| 8页国产精品| 亚洲理论精品一区二区三区| 国产99久久久产精品免费| 精品妓女| 天天影视综合亚洲精品| 成人aV—精品一二| 岛国精品久久| 97精品免费观看| 国产精品第37页| 日韩久久久精品黄片| 91麻豆精品自产国产在线| www.精品噜噜| 99这里是精品| 内射精品视频10p| 精品久久久久久中文字幕无码原创| 久久精品桃色麻豆日韩| 免费精品﹣色哟哟| 99精品4p| 欧洲亚洲精品人妻一区二区三区| 久久国产精品综合麻豆传媒 | 免费看精品日B视频| 亚洲精品ady无码专区在线| 欧美一区精品免费不卡| 久久精品免费电影在线| 亚洲日精品| 一本色道久久综合A亚州精品| 久久99国产精品九九| 日韩欧美国内精品天天 | 欧美h精品一区国产日韩| 亚洲一区二区 中文字幕 精品| 91av这里只有精品| 91老司精品一区| 亚洲 三级 精品| 国产粉嫩尤物极品99综合精品| 欧美日韩国产精品久久e6| 老司机无码精品| 久久精品hh片| 欧美日韩精品成人综合网站| 国产精品麻豆三级| 精品视频3p| 欧美精品一区二区三区欧美日韩| 亚洲午夜精品不卡| porn精品在线| 日本少妇五十精品| 精品+欧美+日韩,| 国产亚洲精品美女网站| 日韩久久精品电影三区| 欧美精品成人无码中文| 天天操国产精品| 国产精品黄色在线| 精品九九区一| 日韩精品中文字幕二区 | 激情黄色精品搞| 热久久这里只有精品13| 9191精品国产免费久久| 国产精品人妻无码久久久2022 | 久久精品不卡午夜熟女| 欧美日韩精品一区二区三区五月天| 国产精品无吗一区二区三区| 精品一区二区三区69| 高潮抽搐,国产精品| 国产精品骚熟妇| 久久精精品| 99久久精品3页| 國產日韓精品在綫觀看巴黎色家| 国产精品高清无码久久一区二区| 国产电影日韩精品不卡1区2区3区| 2020人人精品不卡| 亚洲日韩国产无码高清精品吃瓜自拍| 日日久夜精品| 无码人妻精品www久久久| 婷婷五月天欧美精品| 午夜精品视频在线观看96| 草草久久精品国产一区二区| 一曲二曲三曲精品| 午夜激情精品毛片| 草逼精品视频| 国产精品一区三区无码| 亚洲蜜臀久久精品| 国产精品日本一区二区三区| 69精品视频在线观看播放| 国产日韩精品欧美一区喷|人妻一本久道 | 日本无码精品一区| 久久精品免费视频88| 99热超碰在线精品| 欧美精品5页| <