The EAL has been actively promoting technology and personnel exchange with international analysis organizations so as to upgrade analytical quality to international levels. Through the Sino-US Environmental Protection Agreement, the Aerospace Industrial Cooperation Agreement, and the Sino-Japan Technology Collaboration, the EAL has invited foreign experts to give workshops in Taiwan for sharing research results of analysis of products used to disinfect drinking water, dioxin sampling and analysis techniques, and fish toxicity testing. Meanwhile, the EAL has sent researchers for training in testing techniques in the USA ， Canada and Japan. In addition, the EAL also participates in international interlab performance testing with such internationally outstanding organizations as NATA, TELARC, and WACC. The EAL shares technical information with some of the most advanced countries in the world.