Shenzhen Zonhen Electric Appliance is a professional designer, manufacturer, distributor of solenoids in China. It has building 2000 square meter, over 200 skilled workers and a ten years' experience design team. We had passed the ISO9001:2000 quality management system and ISO14001:2004 Environmental Management System Certification/TS16949.All our materials are met the requirement of Lead free/RoHS/NP/GP ectoderm and ODM will also welcome. You can check our website to get more details.If you want t learn more details, you can click the below links to check more items we have:http://www.zonhen.com http://www.solenoid.cn