GUANGLU.GUANGLU is a high-end digital measuring instrument manufacturer integrating R&D, production, and sales. Its product line encompasses a full range of high-precision industrial dimensional measurement products and solutions, including electronic digital and precision mechanical calipers, micrometers, dial indicators, and other intelligent, digital precision instruments. The company also provides one-stop comprehensive measurement solutions, smart equipment, and digital factory construction plans. The company holds certifications for ISO 9001 Quality Management System, ISO 14001 Environmental Management System, ISO 45001 Occupational Health and Safety Management System, Measurement Management System, and Weapons Equipment Quality Management System. It has also obtained CE certification for its products and achieved standardized safety production accreditation. Key products include digital Bluetooth calipers, absolute origin digital dial indicators, and IP65/67 waterproof micrometers and calipers.