Lonsun's commitment goes far beyond the sale and we are dedicated to forging lasting partnerships with all our clients. Our superior products, coupled with the outstanding levels of after-sales and value-added services we provide, account for unprecedented customer satisfaction and loyalty. In testament to this, we enjoys a near 100% repeat clientele ratio and we have worked together with many mills for over 10 years.
Now our roll manufactory annual output is 12,000tons, more than 4000tons export to all over the world. There are 215 workers, 45 technicians. The roll pant is equipped with advanced equipment including sets of MF and IF induction furnaces, sets of heat treatment furnaces and finishing machines with CNC controlled. The chemical composition is precisely tested by ELTRA carbon & sulphur determinator and ARL direct-reading spectrometer. And we also have an advanced ZEISS electric microscope for analyzing the microstructure. The quality of interface is monitored by ultrasonic flaw detection method. Our roll manufactory boasts perfect quality guarantee system and product quality inspection means due to its qualification of ISO 9001.
Our bearing manufactory is a fast growing bearing enterprise which was founded in 1996. It covers an area of 57000 square meters, about 32000 square meters closed area. Now it possesses 205 staffs, among which there are 146 workers, 32 designers and engineers, 15 sales and 12 technical service supporters. Our company has passed ISO9001 quality management certification and ISO14001 environmental management certification. Our annual turnover is around 15 million US$, 40% export oversea.
