Rigol Technologies. 

Rigol Technologies Co., Ltd., together with its subsidiaries, engages in the research, development, manufacturing, and sale of electronic testing and measuring instruments and accessories in China and internationally. The company offers digital oscilloscopes, function/arbitrary waveform generators, RF signal generators, DC power supplies, programmable DC electronic loads, digital multimeters, data acquisition and switch systems, spectrum analyzers, modular instruments, and probes. It also provides communication test solutions, including wireless communication and USB, ethernet, and MIPI D-PHY physical layer compliance tests; automotive electronics test solutions, such as smart cockpit, ADAS, and powertrain; and power electronics test solutions comprising power semiconductor dynamic performance testing and power supply design and testing. In addition, the company offers warranty extension, maintenance plan, license activation, factory calibration and certification, and calibration and repair services; and sale of computer software and hardware and peripheral equipment. It serves automotive electronics, new energy, semiconductors, education and scientific research, and general electronics industries. The company was founded in 1998 and is headquartered in Suzhou, China.