The raw material of Douai is sourced from reliable vendors of the market. The product can withstand the fluctuations of large voltage
c******k
Douai is designed based on user demand. It has a maximum service life of over 50,000 hours
u******w
The material waste of Douai is reduced during production. The adoption of high-density rubber helps the increased sealing property of the product
r******u
Douai is manufactured by using the high precision equipment and the latest technology. The product can withstand the fluctuations of large voltage
m******o
Douai is developed depending on our strong R&D competencies. It, processed in dust-free workshops, contains no impurities
u******b
The product is 100% skin friendly and safe. During the production stage, the harmful substances that may cause skin irritation have been totally removed. The product has passed the environmental-friendly test of CTI