Sichuan Tengchen Technology Co., Ltd. is a professional technology enterprise based in Chengdu, China, specializing in the research, development, production, and sale of wireless explanation solutions. Operating under the "keyinda" brand, the company serves as a manufacturer and OEM provider with a focus on electronic engineering and digital technology. Their comprehensive product portfolio includes wireless interpreters, navigation machines, simultaneous interpretation equipment, and team commentary systems designed for government agencies, museums, scenic spots, and corporate events.
The company's core hardware offerings feature 2.4G and UHF wireless receivers and transmitters characterized by strong anti-interference capabilities, stable communication signals, and high-fidelity sound quality. Notable product features include integrated ear-hook designs, one-key pairing, and long-range transmission up to 100 meters. To support these systems, Sichuan Tengchen Technology provides specialized charging aviation cases equipped with UV sterilization and negative oxygen ion deodorization technologies. Beyond hardware, they develop system software and QR code-based explanation equipment to modernize visitor experiences.
Sichuan Tengchen Technology is ISO 9001 certified and maintains a commitment to quality and innovation, holding multiple patents and trademarks. With a workforce of 11 to 50 employees, the company has established a robust domestic distribution network across more than ten provinces and serves high-profile clients such as CRRC, Haier, and UESTC. The firm is actively expanding its international trade operations and developing new technologies in smart navigation and hearing assistance to meet global market demands.
OEM manufacturerOffers OEM services for customized brand manufacturing.
Own brandOwns and operates its own brands and manufacturing facilities.
Product customizationOffers full customization for design and features.
Patented technologyHolds multiple product or process patents.
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Customers
CRRC
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Certifications
ISO 9001
2
International Organization for Standardization 9001
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