unrustworthy trading

I have invested an amount of 30 000 with the business .Having being told that monthly I will receive an amount of 9000 . I have invested on the 28th of January and was supposed to receive an amount of 9000 from the 28th of february and to date I have not received any money.I decided to withdraw my money but the owner Kabelo Masango is not answering all his contact numers.CONTACT NO ********** 019, ********** 673