HOUSTON--(BUSINESS WIRE)--Changing Technologies, Inc. (OTCBB:CHGT) is in discussions with a retail product developer about 3D printing a line of activewear bracelets, watches and eyewear, such as sunglasses. CHGT would provide the developer a range of 3D services, including design consultation, design finalizing, product visualization animations, prototyping and the production of end-user merchandise. “This is yet another step forward in our ongoing plans to build consistent revenue streams and