Xiamen OLT Co.,Ltd. is part of Hong Kong OLT (International) Development Co.,Ltd.,we are a multinational export company specializing in research, development and production of the highest quality products. OLT is a high tech company which is strongly supported from Xiamen government. Our brand “TCK” stands for technique creation kingdom. We incorporate the most advanced electronic technology to ensure we provide highly reliable sensor sanitary ware, which is greatly important for the techni...View More