Dongguan Sweet Sound Electronics Co.,ltd is a supplier of the brand Panasonic and cooperated with Sanyo since the year 2007 , SWT provided high quality buzzer for them persistently.
Sanyo Electric Co., Ltd was a Japanese major electronics company and member of the Fortune Global 500 whose headquarters is located in Moriguchi, Osaka prefecture, Japan. Sanyo has over 230 subsidiaries and affiliates.
In 2007year, Sanyo already set a long term relationship with us.
The purchase order as below,
Their Purchase director said:
They very professional to solve the problems for us, including design problem, is not only a business relationship between us and we are a good partnership.