Jiangsu Hengshunda Hydraulic Technology Co., Ltd. (formerly Taixing Shuntian Machinery Co., Ltd. ) was founded in 1990. It is 20 kilometers away from Jiangyin Yangtze River Bridge and Beijing Shanghai Expressway, and the transportation is very convenient. The company covers about 20000 centiare, construction area is about 12000 centiare, more than 200 employees and more than 30 technicians. The company's main products are: Various specifications of concrete delivery cylinder, hydraulic cylinder, spectacles plate, cutting ring, S-valve, wear-resistant sleeve, concrete pipe and other concrete pump truck accessories.

Xiamen Langxue Spectacles Co., Ltd is founded in June 1999.It is a professional and experienced manufacturer mainly produce high quality sunglasses, optical eyewears and reading glasses with the material of acetate, metal and plastic and TR90.We also offer large quantity of eyeglasses accessories for many of our clients in low price such as sunglass cases, sunglasses boxes, eyeglasses pouches, sunglass cloths, handtags and so on.We own the workshops surface area of sunglasses producing line near 15000m2 in Xiamen area.Our products meet the standards of CE, 100 UV protection, AS/NZS1067:2003;EN1836:2005 and FDA.Every year, we spend large fund in designing new sunglasses and optical frames and especially focus on the quality control system to make sure all of our customers can receive stable and high quality eyeglasses.We keep training every workers until they are professional and skilled in their jobs and most importantly keep them have the idea in their mind"ONLY GOOD QUALITY".For years, we keep targeting on our principle:"ONLY HIGH QUALITY, EFFICIENT SERVICES and QUICK SAMPLING" We own a good reputation in producing high quality eyeglasses.We grow rapidly and steadily year by year and have established plesant and long term business relationships with the clients from Europe, Asia, Ocea, North America, South America, and Africa.

Vista-optic, which located in Wenzhou, China, is an experienced manufacturer of spectacles frames, cases. Our factory has more than 100 staff, and always prepares for business enlargement. Since the year of 2000, the output of our company has rised by 20 percent year by year.