為香港註冊電業承辦商，擁有多年電力工程經驗。承辦各種線路設計、電氣安裝及維修等。
UPGRADE ENGINEERING CO. got qualification as Hong Kong registered electrical contractors. We got well experience for different Electric Work & Engineering, Electricity wiring design, electrical installation and maintenance.

電力檢查 / Power Check
故障測試 / Fault Test
申請電錶 / Metering Arrangement
簽發WR1完工証明書 / Issued WR1 Completion Certificate
WR2電力測試工程 / Arrange Electricity (Wiring) Regulations eriodic Test Certificate -From WR2
鋪設及更換電線網絡 / Electricity Wiring
維修電箱 / Repair electrical box
安裝燈具 / Lighting Installation.