We have a complete Trinity customer service network system,
always provide meticulous service for your pre-sale, sale and after-sales service.

Tibet Autonomous Region, Qinghai, Sichuan, Chongqing, Guizhou

Guangxi Zhuang Autonomous Region, Hainan, Yunnan, Gansu, Ningxia, Shaanxi, Shanxi

Hubei, Anhui

Hunan, Jiangxi, Henan, Shandong

Hebei, Beijing, Liaoning, Jilin, Heilongjiang, Inner Mongolia Autonomous Region, Xinjiang Uygur Autonomous Region

Zhejiang, Jiangsu, Shanghai, Fujian, Guangdong