Generally, the sample of Printed Circuit Board is provided by Rigao Electronics without the exemption from freight fee. Taking the distance between export destinations and the port and other overhead expenses into account, the cost of delivering the sample may be higher than the unit price of the sample itself. From delivering the sample out of the factory to customers' hands, the whole manufacturing process can be completed requiring the combined efforts of a great number of people including warehousemen, shippers, and after-sales service staff. The cost of manpower is necessary.
Rigao is one of the best manufacturers for producing Printed Circuit Board. As one of Rigao's multiple product series, Printed Circuit Board series enjoy a relatively high recognition in the market. The product features the desired safety. The current leakage problems have been eliminated during production, thus, it won't easily occur any electric shock. Rigao has built a complete quality assurance system and has got Printed Circuit Board certificate of quality control system.
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