502, Technology Plaza, 29-35 Sha Tsui Road, 
Tsuen Wan, NT, Hong Kong

Phone: +852 2983 8255
Fax:    +852 3540 1222

 Enquiry: hummer@powerbankjumpstarter.com

 Become a distributor
 Email: hummer@powerbankjumpstarter.com

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All rights reserved by their respective owners.©2020 World State Ltd. HUMMER is a trademark of GM Motor Inc.,registered in the U.S.and other countries. General Motors Trademarks used under license to Top Alliance Skytech Limited. This product is solely distributed by World State Ltd. Tel:(852)29838255