Sun Taisen Co., Limited (abbr. STS), is a photovoltaic (PV) solution provider specializing in PV products and EPC contracting.

STS plays its active role in stocking and distributing PV products such as solar panels, inverters, trackers, energy storage packages etc., so as to support local contractor of centralized and/or distributed solar energy systems.

STS is also committed to EPC contracting of Centralized Solar Power Station, as well as the complete production chain from silicon ore mining till the solar panel assembly line. With service of engineering, procurement, construction, installation, supervision and even financing, STS provide its client with reasonable cost, good quality and punctual schedule.