Index > About us > corporate culture > Values
As a traditional brand enterprise, Tonggui Testing has inherited the traditional skills and culture of the testing and certification industry. Since its establishment, it has always adhered to the principle of quality first, and has won the trust of consumers in order to achieve real dry and high-quality products.
Service Hotline：
手机：（86）0755-36307999
email：info@gst-lab.com
headquarters：Floor 1-5, Building C10, Xin'an Second Industrial Zone, Guxiang, Testing Certification Inspection Audit Training
Kunshan：Room 803, Building C, No. 757, Qianjin East Road, Kunshan Development Zone
Taiwan：6th Floor, No. 41, Lane 33, Section 1, Jianguo North Road, Zhongshan District, Taipei City, Taiwan
Guangzhou：502, Building 2, Dongying Science and Technology Innovation Park, No. 739, Shixin Road, Dalong Street, Panyu District, Guangzhou
