Shenzhen Linrui Electroacoustic Technology Co. Ltd. was established in 2016 and is now located in Longhua Dalang. We are an electroacoustic company focusing on high-end microphones. We officially expanded our international finished product business in 2016. Mainly TWS bluetooth headsets, sports bluetooth headsets and business( unilateral bluetooth headsets. Its waterproof noise reduction, high-definition call digital display, etc have been well received and favored by customers at home and abroad.br