Until 2008, "Gute" brand and "GOLD" brand products of my company have had  a quality management system certification U.S. 

NSF,American UL, Canadian CUL certification, CE certification,TUV, 15 national patents, products meet the ROHS standard.The chairman of our company has participated in the solid state relay national standards and trade standards for revision. "Gute", power electronic modules of “gute”brand and "GOLD" brand have been famous brand in Wuxi City.In 2002,the solid state relay of our company was identified as one of One of the three major production bases by "Global Resources" organization.

1.
Solid state relay TUV Certification
2.
Solid state relay UL Certification  
3.
SAI4005 CE Certification
4.
SAM40120D CE Certification
5.
SAM60130 CE Certification
6.
SAP4030 CE Certification
7.
Single-phase solid state relay CE Certification
8.
Composite switch Patent Certification
9.
ISO9001 Certification 
10.
G32A-A40  CE Certification 
11.
Solid state relay Patent Certification
12.
Ordinary thyristor module CE Certification
13.
Single-phase solid state relay CE Certification
14.
Single-phase solid state relay CE Certification
15.
Three-phase rectifier bridge CE Certification
16.
Tax Registration Certificate National compulsory product certification
17.
Organization Code National compulsory product certification
18.
Quality of trust companies in Jiangsu Province Russian invention patent
17.
Business license