Ourstone Electronics Co., Ltd. is a professional manufacturer and designer of a full range of set-top boxes, low noise amplifiers and TWS Bluetooth Earbuds in China,as well as a provider of related ancillary products and services. Headquartered in Shenzhen in 2004, the company has set up large industrial parks in Shenzhen and Huizhou, and has set up offices and R&D institutions in Beijing, Xi an, Dubai and other places in the Middle East.Since its inception ,Ourstone has experienced high-speed development stage, customers throughout Southeast Asia, the Middle East, North Africa, Europe and South America, has more than 50 countries and regions all over the world to provide quality and efficient products and services, more and more customers trust our products and we have established long-term friendly relations of cooperation.In addition to the overseas market, we also established long-term OEM production cooperation with domestic well-known set-top box enterprises, Beijing Yunzhishang and Sichuan Changhong.We also provide personal protect masks, UVC light products since the end of 2019. Since the establishment of our company, Ourstone has been adhering to the development strategy and policy of independent innovation, research and development and survival. It has all kinds of high-level technical personnel and has research and development branches in Shenzhen and Huizhou. It has gathered and trained a large number of elites in the digital audio-visual field.Our companys products from R & D - procurement - proofing - patch - plug-in - inspection - assembly -- test aging -QA formed a complete set of product production chain and through the introduction of advanced ERP (Enterprise Resource Planning) system to achieve the optimal processing of internal data, and then to provide customers with more quality and faster services and cost-effective products.It is because of our strict requirements on quality and continuous progress, these years have achieved good results: in 2005, we obtained ISO9001:2000 quality management system certification and product 3C certification;Passed ISO9001:2008 certification in 2008;In 2009, the whole series of products passed the US SGS certification;In 2011, the whole series of products passed the French BV certification, and some products passed the CE and RoHS certification.At the end of 2013, we obtained the national high-tech industry certificate. Ourstone has two production bases in Huizhou and Shenzhen, with a total area of more than 35,000 square meters and more than 400 employees, including more than 100 hardware, software and test personnel.We have complete equipment,including measuring and testing instruments.There are 4 high-speed production lines in the SMT patch workshop,and have a capacity of producing over 5 million a day.2 sets of high-speed insert machine in AI automatic plug-in workshop,and have a capacity of 2 million a day.DIP plug-in has 2 plug-in lines and is equipped with fully automatic wave soldering, and has various test equipment.There are 3 assembling lines,with high pressure test instrument,High and Low temperature test cabinet and specially designed product aging room,and the monthly production of DVB is up to 600,000 units.After yeas of development,we have formed a strong supply chain with the upstream chip companies,such as Hisilicon,Avilink,National Chip,which provided an effective guarantee for our lean production. Ourstone has been constantly improving the welfare of employee,strive to create a stable,united and harmonious team.We all believe that only an excellent can provide high quality products,to provide consumers with more perfect audio-visual solutions,bring a wonderful world for you.