2019免费送彩金的网站

APP自助领取彩金8 88
Awards certifications ABOUT US

 

ISO9001

ISO140001

GB/T28001 OHSAS18000

High-tech Certification

National High-tech Industrialization Demonstration Project

State Technological Invention Award second prize

 
 
National Sanitation Foundation
The National New Product Certificate
Tianjin Domestically Innovated Product
 
 
 
Tianjin Domestically Innovated Product
Environmental Pollution Treatment Facility Operation Qualification Certificate
Engineering Design
 
 
 
State Torch Program Certification 
State Housing Demonstration Project Certification

 Tianjin Binhai New Area Science and Technology Progress Award

     
 
(NSF) Authentication
   
 

China Membrane Industry Association UDG Unit
China Desalination Association Vice Chairman Unit
Tianjin Membrane Technology Engineering Center