STD has a professional R&D team, most of them have more than 10 years experiences in electronic industry filed, all our products are designed and R&D with patents, under strict quality control system, to make sure the best sound experience feeling for clients

In the past 10 years, we have gained valuable experience on our own designs, adding that we have built up a whole suppliers chain system who can provide high quality support, so that we are capable to cooperate with you to design a new product from 0 to 10 or 100, whatever the designs, cost, functions etc, we can do that!

Quality is the life of STD , and any flaw in product quality will affect the direct reputation of the brand, STD has a dedicated quality management department with relevant professional knowledge and skills and experienced engineers. It also has some advanced testing and testing equipment, which guarantees that every product from the production line is good quality. Thanks for whole team’s efforts, we have gotten certificates for our products.