shanghai changyang electric&technology co., ltd is a trading company with registered in China . Our main business covers IC Relay, counter, electric products, etc. Since the establishment in 2006, we have operated on the principle of credibility, endeavored to make progress and develope, and gained satisfactory achievements through the hard work and challenge of our team.At present, our company has many outstanding talents, mature market channel, and excellent reputation. In future, our company will provide worldwide customers from all circles with superior quality products at competitive price.