yes. According to the inquiry of Tianyan, Sanli registered its trademark on November 12, 23. The office address of Taiyuan Sanli Lighting Co., Ltd. is located in Taiyuan, the world-famous capital of Shanxi merchants. It was registered and established in Taiyuan Administration for Industry and Commerce on November 12, 1999. Sanli lamps are exquisite and attractive, complete in variety, energy-saving and convenient to use.