HOUSTON--(BUSINESS WIRE)--Changing Technologies, Inc. (OTCBB: CHGT) could hold the answer for smaller manufacturers’ vexing capacity problems via their revolutionary 3D printing portal. CHGT’s portal, now nearing release, would enable smaller manufacturers to seamlessly connect online with reputable and reliable 3D printing companies looking for content to print. “We’ve been in discussions with professionals in the jewelry trade,” said CHGT’s CEO Omar Durham. “Our 3D printing solutions will pro