DongguanLilangAcousticTechnology Co., Ltd is the world s leading private mould true wireless earphone factory. Located in Qingxi, Dongguan, China, covers an area of about 6,000㎡and has more than 200 employees. Provide OEM and ODM services, we have R D and design apartments, production equipment, product testing equipment, incoming inspection instruments, and quality control systems. The factory has passed environmental certifications such as BSCI, ISO9001, and ISO14001, and has applied for multiple product certifications such as BIS/KC/FCC/CE/ROHS.As an R D, production, sales and service, Lilang has strong design and production capabilities the company applies for 100+ global industrial patents, which are widely used in different types of acoustic products,audio algorithms, and others.