Since Suntree’s inception, the proportion of technology investment from the initial sales of 0.3% to 5% now, strong support for the technological changes in the product, the only purpose is to bring customers most secure products. Suntree set up a different technical team and project members: DC components for solar system (such as DC circuit breakers, DC isolating switch, DC surge protector , inverters, combiner boxes, etc.), power distribution systems for construction industry (such as ATS, MCB, MCCB, etc.), have completed the transition from the AC system to the DC system and enriched the company's product line, making Suntree the first choice of one-stop service sourcing centers for customers.