sunbiotech's Channel - YouTube

3 subscribers

469 video views

3:05

3 years ago

Sunburst Biotechnologies

In Catonese

102 views

sunbiotech uploaded
6:25

3 years ago

Sunburst Biotechnologies

Mandarin version

80 views

sunbiotech uploaded
6:26

3 years ago

Sunburst Biotechnologies

Earthworm organic waste processing system operating in Hong Kong

287 views

sunbiotech uploaded

About sunbiotech's channel

Created by

sunbiotech

Latest Activity

Feb 5, 2009

Date Joined

Jul 4, 2008

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Age

51

Country

Hong Kong

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