Tianjin Binhai Cody Testing Co., Ltd.

Tianjin university civil engineering testing center.

Tianjin duoen construction engineering testing co., ltd

Tianjin jianke building energy-saving environment detection co., ltd

Tianjin Jin Beier construction engineering test detection technology Co., Ltd.

Tianjin development zone Cody nondestructive testing technology consulting service co., ltd.

Tianjin kejian foundation engineering testing co., ltd.

Tianjin boan detection technology co., ltd.

Tianjin Ye Cheng geotechnical engineering testing co., ltd

Tianjin chuangan construction engineering testing co., ltd

Tianjin foundation testing center.

Tianjin Di Hong Engineering Test Development Co., Ltd.

Tianjin hongfa nondestructive testing technology service co., ltd.

Tianjin detection technology research institute.

Tianjin jianhuan foundation testing co., ltd.

Certification bodies in various countries mainly carry out the following two aspects of certification business: first, product quality certification; Second, the quality management system certification. The testing organization is a third-party organization.

Third-party certification activities must be open, fair and just to be effective. This requires that the third party must have absolute power and prestige, must be independent of the first and second parties, must have no economic interests with the first and second parties, or have equal interests, or have the obligation and responsibility to safeguard the rights and interests of both parties, in order to gain the full trust of both parties.