Cilin Enterprise is a sister company of Hup Yik Foundry Sdn Bhd ( Manufacturer of Sand and Tin mining equipment such as Sand pump, water pump etc. ) Cilin Enterprise is a dealer of HDPE Corrugated Sewer Pipe and fittngs, Corrugated dranage pipe, Polyethyene Individual Sewage Treatment Plant, Corrugated Underground cable pipe, Polyethylene Cold Water Tank. HDPE Water Supply Pipe, PVC UPVC Water, Soil and Ventilation and Sewer Pipe.