Longyang was build on 2016,but our starter is full of experience on trade, design, manufacture since 2011. In each year, longyang has introduced more than 50 new products. you&＃39;ll find them t...

Room No lll 7/f Tsuen wan hai sheng road 11 Hong Kong Hong Kong (SAR) 0, Room No lll 7/f Tsuen wan hai sheng road 11

Our products are mainly recognized for accuracy and precision, thanks to skilled professionals and lab experts at our production facility situated in Hong Kong, Hong Kong (SAR), Hong Kong. The reason ...