亚洲综合日韩在线亚洲欧美专区,国内精品久久久久影院蜜芽,国产精品亚洲影视97久草,精品在线观看视频在线

Navigation

Products

We are committed to making technology improve people's lives

NEWS

Let's make the sky bluer,the water clearer,and the life better

Factors affecting the system operation of EDI wate...

Under the same operating current, as the conductivity of raw water increases, the removal rate of weak electrolyte by EDI decreases, and the conductivity of effluent water also increases. If the condu... 2020-12-23

ABOUT US

Zhejiang Dongda Environment Engineering Co., Ltd., established in 2010, is located in the West Economic Development Zone of Zhuji City, Zhejiang Province. The company covers an area of 53000 square meters, with a factory building area of more than 18000 square meters and a registered capital of 52.4 million yuan,is a national high-tech enterprise specializing in the R & D, production and sales of special polytetrafluoroethylene hollow fiber membrane, EDI (electrodeionization) ultra pure water equipment, whole house water purifier, fresh air purifier and other water treatment equipment. At the same time, it undertakes various sewage treatment and river ecological treatment projects, and has special qualifications for environmental protection engineering contracting, special design for water pollution control, general contracting for water pollution control and domestic sewage treatment.

MORE >>

CASES

Water Enviroment Treatment

Our advantage

We uphold: Customer-centric, Licheng and trustworthy attitude
  • Profession

    Professional and creative team
    More advanced equipment supporting

  • Quality

    Strict product quality inspection team
    Obtained various industry honor certificates

  • Service

    One-to-one service, one minute response
    Good service is our principle

  • Price

    Quality assurance, high cost performance
    Reasonable price and excellent value for money

Whatsapp Phone QR code

Telephone

0086-0575-87139000

Scan and follow us

两人爽爽爽无码免费视频| 日本精品久久人妻一区二区三区| 国产高清在线观看一区二区三区| 日韩人妻精品一区二区三区| 国产亚洲精品一区久久| aaa啊啊啊黄片| 黑人大鸡把操逼视频| 9国产亚洲精品国产| 澳门一区二区免费下线观看| 咪咪爱一级特黄大片| 骚货 淫水 国产| 性一乱一交一免费看视频| 日本高清一区二区三区水蜜桃| 美女被操的流水AV| 免费看女人操逼玩| 大波美女被插的好爽| 欧美日韩在线成人| 91麻豆精品福利在线观看| 亚洲国产嫩草18久久久| 韩国三级a视频哪里看| 国产高清第一区第二区第一页| 精品少妇一区二区三区中文字幕| 精品美女久久久久久嘘嘘| 日韩精品无码一区二区三区不卡| 亚洲一区二区女同性恋免费看| 国产乱色国产精品免费播放| 成年女人永久看片视频 | 国产精品无码av在线一区| 亚洲国产成人久久成人52| 美女让我插她的骚逼| 伊人成人精品在线| 老司机午夜精品视频无码| 人妻波多野结衣爽到喷水| 把韩国美女操出水| 国产精品免费久久久久久| 日本免费暖暖在线小视频| 被公侵犯人妻少妇一区二区三区| 99视频在线看免费视频| 亚洲AV天堂一区二区香蕉| 国产欧美日韩一区二区在线观看| 久久丁香花五月天色婷婷|