午夜丰满少妇一级毛片_丁香五月欧美激情综合站_在线观看你懂的国产分类_校园春色综合网_亚洲国产精品网红在线观看_中中文字幕av日日精品_亚洲精品高清久久久_欧美激情另类综合_99国产超薄肉色丝袜交足_欧美成?ⅴ人在线观看
Home
about us
proudcts
news
case
evaluation
contact
中文
/
EN
YOUR POSITION:
HOME
?
about us
?
honor
about us
culture
speech
honor
Business license
Business license
Organization code
Famous brand of China
China green environmental protection and energy saving brand
quality management system
Xinhua water-saving
Xinhua water-saving 2
Tax registration certificate
Color Masterbatch
Color Masterbatch 2
Color Masterbatch 3
Membership certificate
Environmental management system
Annual confirmation of environmental management system
Pipe fittings permit
Pipe permit 2
Pipe permit
Pipe permit 2
Shanghai Chemical Building Materials Industry Association
Building materials for the record
Building materials for the record 2
Building materials for the record 3
Disease prevention center of Zhejiang Province
Zhejiang Provincial Center for disease prevention detection report 2
Zhejiang Provincial Center for disease prevention detection report 3
Famous brand of Zhejiang Province
Product liability insurance
Certificate of honor
China Environmental Labeling Product Certification
Measurement management system certification
Quality management system certification
Occupational health and safety management system certification
Credit rating certificate
FRIEND LINK:
5ISS.CC
Address:Hangzhou Lin'an Linglong Industrial Park Tel:0571-63852000、63852988 Fax:0571-63852000
Copyright ? 2016 Hangzhou Yierma Pipe Industry Co., Ltd Support:
5iss.cc