联掌门户

Investments

1

Lead Investments

1

联掌门户 (Lianzhang Menhu, ticker LZMH) is a Chinese information-technology and advertising company founded in 2014. It develops IoT-based smart access-control (door entry) systems for residential communities, combining the hardware with an "access-control + advertising" business model. The company also provides community advertising, local-life services and related IT consulting through its subsidiaries.