... a production capacity up to 30, 000 tons, Jiangsu Polycon Co., Ltd has four series of polymer concrete products. They are trench ... , manholes, manhole covers and flumes. The products of Jiangsu Polycon Co., Ltd are widely applied in well-known projects including the Bird ... in cities such as Shanghai, Nanjing, Suzhou, Wuxi, Kunming and Shenzhen. The products are also exported to countries such as France ...