Clean water pipes () 06/08/2001 The Guangxi Caesar Aluminium Co Ltd, a Sino-US joint venture, bids to cash in on the vast Shanghai market with its environmentally friendly aluminum/plastic water pipes. The pipes guarantee high sanitation standards and can be 100 per cent recycled. The company's marketing team in Shanghai is composed of all MBA graduates from Fudan and Tongji universities, according to company general manager Chen Yuangang.