Asia Chemical Engineering is is an international trade association that represents all aspects of Asia's oil and natural gas and industry, Chemical industry. Our nearly 4000 corporate members, from the largest major oil company and chemical industry to the smallest of independents, come from all segments of the industry. They are producers, refiners, suppliers, pipeline operators and marine transporters, as well as service and supply companies that support all segments of the industry. In recent years our work has been expanding to include a growing international dimension, and today ACHA is recognized around the world for its broad range of programs.