SIGMA HONGKONG LIMITED

Sigma HongKong LTD is professional membrane structure company, it eastablished in 2005,it\\\'s an  earlier membrane structure in the design, construction and obtaining the qualification of large enterprises. Business in the membrane structural engineering design, processing, production, installation, maintenance, and purchase and sale of such film material. we major make membrane structure,tensioned membrane structure, parking shade membrane structure,stadium membrane structure,square membrane structure,garden membrane structure,swimming pool membrane structure,hotel membrane structure,exhibition membrane structure,supper market membrane structure,shopping mall membrane structure,toll station membrane structure,petrol station membrane structure,air structure,air domes,tent series.