STH has always regarded "quality" as the core element of the company's long-term survival. In February 2006, STH obtained ISO 900 1 quality management system certification. From June, 5438 to February, 2002, power products first passed CCC China National Compulsory Safety Certification, and then obtained international safety certifications such as UL, CE, GS, PSE and SAA respectively. In order to meet the requirements of RoHS and green energy efficiency in the international market, this series of power products have also obtained SGS report, and meet the energy efficiency requirements of American Energy Star and European Energy Commission. STH products have also been included in the red list of power products randomly selected by CQC market of China Quality Center for many times, and won unanimous praise from the industry and customers.
The goal of STH is to establish a long-term strategic partnership with customers, strive to become its most exemplary core partner, and meet customer requirements to the greatest extent in terms of concept, price, delivery, quality and service.