Company biography: Chenghelichuang CO.LTD is based in Shenzhen,China.The brand is LookDream.it is one of the leading security products companies in china. In 2008,two university classmates visited some alarm system factories and talked with the owners of factories.they saw the price of products was a little high and quality was not very steady.they realised that this a a good opportunity.after then,they have designed and made security burglar ho