About Us

Yingdige team and factory — underwater technology manufacturer since 2018

Our Story of Growth

Founded in 2018, Yingdige (a subsidiary of HaiSi Langfang Technology) has grown from a connector brand agent into a global underwater technology manufacturer — exporting watertight connectors, underwater cameras, and...

Our Story of Growth

Founded in 2018, Yingdige (a subsidiary of HaiSi Langfang Technology) has grown from a connector brand agent into a global underwater technology manufacturer — exporting watertight connectors, underwater cameras, and...