The company of DVL are always dedicated in optic and video district which includes research and development, production, sales and consistently perfect service, concerning Medical products, the armed police, public security, industrial, and other areas

We carry on the important programs of national scientific research many times and obtained national patents depending on abundant scientific strength. The first medical endoscopy camera is developed independence and owned intellectual property rights. It is selected as the important national latest products. The newly developed DVL wireless gun scope video transmission commend system and DVL musket wireless Audio & Video Transmission system and DVL count-strike Endoscopy reconnaissance system are obtained the scientific and technological rewards by Police Army and specially supplied the relative equipments for the count-strike training of Olympic Games .

At present, the products had passed through ISO9001&ISO13485 international quality management system certification. The design, development, production and service are strictly as per the quality management system. It is established highly active business function organization and supplied perfect service for every area .

In the future, we are continuing dedicated in optic products which includes the development and research, sales and perfect services while we grasp the principle of leading To Heart , Starting To Do ,The Doing Must Be Victory .