Shenzhen HongYanzhi Technology CO.,LTD is specialized in manufacturing the outdoor products, Our products including the bird caller/bird scaring mp3 player, dog training device etc., through our great efforts for more than 10 years,our products had good selling at the Chinese market, and 90% of our products are exported to the overseas markets, our clients including Europe,Southeast Asia, Middle East, Australia and so on,we received good favourable comments from our customs.We have production factory more than 1500 square meters and have our own SMT,and have made a huge investment in introducing entire advanced automatic producing lines into our production. We have professionally research and engineer departments,we can do OEM&ODM service for different clients.We already succeeded in researching new products for oversea clients.