exhibit 10. 4 confidentiality, inventions and proprietary rights assignment agreement this executive confidentiality, inventions and proprietary rights assignment agreement ( the “ agreement ” ) is entered into as of february 12, 2018 ( the “ effective date ” ) by and between kenloc inc., a nevada corporation, with its principal place of business located at 321 w. winnie ln., ste. 104, carson city, nv 89703 ( the “ company ” ) and yu wu, ( the “ executive ” ), residing at 4023a, blk. a, kingsley timemark, futian shenzhen, china 518000 ( the company and the executive are collectively referred to herein as the “ parties ” ). in consideration of the executive ’ s engagement with the company as president, which the executive acknowledges to be good and valuable consideration for his / her obligations hereunder, the company and the executive hereby agree as follows : 1. confidentiality and security. 1. confidentiality and security. 1. confidentiality and security. a. confidential information. the executive understands and acknowledges that during the course of engagement with the company, he / she will have access to and learn about confidential, secret and proprietary documents, materials, data and other information, in tangible and intangible form, of and relating to the company and its businesses and existing and prospective customers, suppliers, investors and other associated third parties ( the “ confidential information ” ). the executive further understands and acknowledges that this confidential information and the company ’ s ability to reserve it for the exclusive knowledge and use of the company is of great competitive importance and commercial value to the company, and that improper use or disclosure of the confidential information by the executive will cause irreparable harm to the company, for which remedies at law will not be adequate and may also cause the company to incur financial costs, loss of business advantage, liability under confidentiality agreements with third parties, civil damages and criminal penalties. a. confidential information. the executive understands and acknowledges that during the course of engagement with the company, he / she will have access to and learn about confidential, secret and proprietary documents, materials, data and other information, in tangible and intangible form, of and relating to the company and its businesses and existing and prospective customers, suppliers, investors and other associated third parties ( the “ confidential information ” ). the executive further understands and acknowledges that this confidential information and the company ’ s