Helon Explosion-Proof Electric Co., Ltd. is a national high & new technology enterprise, which is located in the production base of China explosion-proof electric appliances-Yueqing, Zhejiang, with an occupation of over 50,000m² and an edifice of over 100,000m². Our company has been authorized by ISO9001, ISO14001 and OHSAS18001 certificates, as well as export entitlement, and part of products have authorized by ATEX and IECEX. Meanwhile, Helon is a qualified supplier for Sinopec, CNPC, CNOOC, CNAF, etc.