English 
Established in 1999, KINGSINE specializes in the R&D, production, and sales of a wide range of electrical testing equipment, including Protection Relay Test Sets, CT Analyzers, Reference Power Sources and Calibrators, Voltage and Current Amplifiers, Electricity Monitoring Systems, and Instrumentation. With a global presence in over 90 countries, KINGSINE is recognized for its quality products and has participated in major power and energy exhibitions worldwide. The company's equipment is compatible with leading relay protection devices from brands like ABB, SIEMENS, ALSTOM, MITSUBISHI, Schneider, AREVA, SEL, GE, and others. KINGSINE proudly serves as a core supplier to the State Grid Corporation of China.
Origin: Based in Shenzhen, known as China's "Innovation Capital", KINGSINE benefits from a vibrant ecosystem alongside global leaders such as Huawei, DJI, BYD, and Tencent. KINGSINE also has expanded with subsidiaries in Canada and Hong Kong.
Vision and Values: KINGSINE is committed to innovation and excellence in customer service, aiming to simplify electric testing globally through a growing network of partners and distributors. The company's core business philosophy centers on delivering customer value through three main principles: leveraging advanced technology for superior product functionality, offering high-quality products and services at competitive prices, and prioritizing reliability and efficient after-sales support. KINGSINE targets product longevity of over 15 years with a three-year warranty and aims for a 20-day turnaround on maintenance services, facilitated by modular design and video diagnostics for cost-effective and fast after-sales service.
Our customer-centric approach extends to every aspect of our business, from product development to after-sales support, ensuring that we deliver value, quality, and satisfaction.
Kingsine dedicates over 15% of its annual sales to R&D. This investment fuels our culture of continuous innovation, ensuring our customers enjoy a unique and superior operating experience.
We hold ourselves to the highest standards of ethical conduct and professional excellence, ensuring that our products, services, and interactions reflect our dedication to quality, reliability, and respect for our customers, partners, and the environment.
We have long-term, stable and in-depth cooperation with partners worldwide. Our approach to partnership with distributors is built on a foundation of mutual respect, trust, and shared goals.
