Kai Shi Email and Phone Number

• Installed and serviced security cameras• Installed and serviced access control system • Installed and serviced alarm system• Pulled or fished cables in the conduits and ceiling

• Installed security service (Smart Home Monitoring) to Rogers commercial and residential customers• Took over customers’ existing alarm system• Delivered internet, TV, telephone service to Rogers residential customers

• Led the team of core network engineers and delivered China’s best mobile data and voice services to two million customers• Planned and maintained the core network whose VLR capacity is 3 million, whose HLR capacity is 5.3 million, and whose vendors include Ericsson, Nokia Siemens, Huawei, and ZTE• Evaluated and implemented core network solutions such as upgrade, capacity expansion, cutover• Analyzed and improved quality of service of core network based on KPI• Organized and implemented emergency drill of the core network