Marc Chow

An engineer turned entrepreneur residing in Hong Kong.

Specialized in indoor air quality (IAQ) solutions, with options on LoRaWAN or WIFI (IoT) capability.

Business Scope

WOOFAA.com: IAQ product & solution development and trading.
XASER.com: Air cleaning rental and service.
UrbanClimo.com: Enabling corporate carbon neutrality with a microalgae appliance.

Engineer Entrepreneur

See what have filled the gap between a building engineer and a PropTech entrepreneur.

Entrepreneur's Bookshelf

Read market studies authored by others. Some are general overviews, some are on verticals, and some on very deep niches.

Techno Geeks

A collection of interesting technology briefings, addressing problems in better living and productivity in built environment.

Recent Listings

Latest postings on a wide range of topics. Some of them original, some are reviews on others.

You are What You Read

Unmanned Stores are Unsustainable in China

Unmanned Stores are Unsustainable in China

The cost it saved from being “unmanned” simply could not cover cost of its high-tech systems. The “AI” benefit is just a laugh when you could not even get enough data for machine learning, let alone its dream of being disruptive in changing consumer behaviors.

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