Tech lifts fortunes of port city

Companies are adopting new approaches to raise efficiency

At a spacious new plant operated by Hsoar Group, technicians were recently installing equipment that can produce a cycloidal speed reducer, a major component of robotic swivel joints.

In two months, the plant in Wenzhou, Zhejiang province, will start producing parts for robots, as well as complete robots, said Huang Zhi, the company's technical director.