Holykell

HOLYKELL pressure and level Instruments has been certified with ISO 9001 (2008) Enterprise Quality Management System by the United Kingdom Accreditation Service and our products are approved by many international authority institutions for the certificates of CE and RoHS, intrinsic safety explosion-proof and isolated safety explosion-proof. Our employees with the professional and high quality will make sure to provide you with high-quality products and superior services at any time and at any place. Our products are widely applied in the fields of chemical industry, petroleum, pharmacy, electricity, municipal works, environmental protection, food and paper-making.