Helmsman Quality & Technology Services Co., Ltd. was founded in 1995 in China, which is a world-wide leading quality control service provider for almost all products. Accredited by CNAS against ISO17020 and ISO17025 and with 500 professional trained specialists, HQTS offers a wide range of service including factory audit, pre-production inspection, during production inspection, pre-shipment inspection, product testing, piece by piece inspection, sample collection, sample evaluation, metal detection, loading supervision, social compliance audit, factory visit escort, consultancy services and other relevant quality control services to meet your safty and ethical requirement.