Even from the start-up of our company, we devoted to recruiting our own team of technical personnel to conduct initiative projects and designs. We invest more than 10% of our revenue for development of new products annually. 30% of the staff are dedicated to professional projects and designing of new products, whose average design experiences in the similar products surpassed 5 years. We attached great importance to the staff''s cooperation spirit, R & D''s teamwork spirit in particular.