The tenth China-ASEAN Expo opened in Nanning, capital of south China's Guangxi Zhuang Autonomous Region on Tuesday, with more than 2,300 companies from China and the Association of Southeast Asian Nations (ASEAN) attending the event. Chinese Premier Li Keqiang and leaders of ASEAN member countries attended the opening ceremony.A total of 4,600 booths, 1,294 of which are from ASEAN countries, will be open for business at the expo, which is scheduled to run from Sept. 3 to 6.The China-ASEAN Expo was initiated in 2004. It has consolidated its place as an important platform to promote bilateral trade and relationships between China and ASEAN. 2013 POWER WORLD Air Source Heat Pump China-ASEAN Expo show.POWER WORLD heat pump company is dedicated to manufacturing high quality air source (air to water) heat pumps for all fields. It will push forward and lead the whole industry of water heater to transfer towards "Energy-saving, Environmental protection, comfort and Safety".Power World focuses on providing energy-saving and environmentally-friendly solutions for hot water heating. The application fields of our products are broad ranging from families, backyard swimming pools to factories and commercial locations. All of our products adopt famous brand like Copeland, SAGINOMIYA and others. Nowadays, Power World has launched four series of products: household series heat pumps; commercial series heat pumps; high temperature series heat pumps and swimming pool series heat pumps.