Ningbo Tongkin Technology Co., Ltd.
Cixi City, Ningbo City, Zhejiang Province, China, Cixi City, Nin 315334
+86-574-63542203
Founded in 1991, Ningbo Sunrun Bicycle Co., ltd & Its branch company Ningbo Tongkin Technology Co., Ltd.. are the professional engaged in producing
bicycle & e-bike transmission system & brake system parts manufacturer
.5 out of 5 from 1 reviews