Grosvenor Intl. Trading Ltd is a subsidiry company of JTW Industry co., Ltd, Located in Shenzhen, China who is one of leading manufacturers of testing equipment. Specialising in tachometers, digital / analogue multimeters, clamp meters, pen type meters, thermometers, insulation testers, sound level meters and power supplies etc. These products are for prfessional and educational users.

Being a manufacturer, we are in so advantageous situation as to meet customers' requirment and capable of custom design and manufacture with many specialist capabilities.