ShenZhen Sitong innovation industry .co. Ltd. is professional manufacturer and exporter of electronic components and ICs chip. with our better quality,specialized service have earned unparalleled reputation, to create benefit for clients, we customize our goods as their significant requirements. And become a leading enterprise. Mission; create value for customers. Advance employee self-awareness concurrently with the development of company. Repay society. we are sincerely looking forward to cooperating with you.