Shanghai Focu Information Technology Development Co. Ltd is professional in developing IM (Instant Messenger) software. The company has five years developing experience in the instant communication software field.

The Dingdang Messenger is an advanced instant communication software developed by the company. It supports online chat、voice/video call、P2P file transfer ( with breakpoint resume transmission technology)、group chat and etc.

Besides,the company provide outsourcing services and software solutions for the global marketplace in the instant communication software fields. We are committed to helping our clients achieve increased efficiency and accelerated growth through a collaborative approach.