Shenzhen Qiancheng Technology Co., Ltd. is located in Shenzhen and is a leading manufacturer and exporter specializing in optical transceiver modules. Our products include: SFP Transceivers, SFP+ Transceivers, QSFP+ Transceivers. Our products are compatible with Cisco, Juniper, HP, Finisar, Aruba etc. Our promise: reasonable price, satisfactory after-sales service, on-time delivery and 3 years warranty.