Company Profile

Shanghai Efen Electronic Technology Co., LTD. has worked hard in the invisible protective net industry for many years. The LOVEBUTLER brand has established an image of a technologically advanced and authoritative safety expert to protect children from falling down and provide safe, beautiful and reliable products. It also provides security for families, office buildings, schools, business premises, office buildings, and high-rise dormitories.


LOVEBUTLER®爱管家 invisible protective net products are tested and certified by China National Institute of Materials!

Year Established
Total Employees
51~100 Persons
Registered Capital
USD100 Million
Business Type
Annual Output Value
USD5000 Million
Total Export Revenue
USD100 Million
Export Percentage
Main Markets
Average Lead Time
30 day
Export License No.
Payment Currency
Payment Type
Main Products
Stealth burglar mesh, window, invisible window, invisible fence, security window, children defend net, a new protective window, new fence, invisible safety net, the balcony fence, balcony guardrail, fence, window the window fence, the top of the fence, fence, toilet room window fence, fence, school kindergarten fence

Trademarks & Certificates

Trademark Name

Trademark Name

Trademark Name

Product stories of LOVEBUTLER®爱管家

5th Floor, No. 515 Qifan Road, Pudong, Shanghai