A WORLD OF TOOLING OPPORTUNITY. Guo Ji Tooling Systems (GTS) worldwide alliance of partners has a proven track record that includes a history of long-term relationships with overseas suppliers, a skilled team of tooling engineers, and on-site bilingual project managers. The proven Guo Ji supply chain delivers blended tooling with American made quality. Guo Ji’s project management team remains onsite at all Tooling Systems Group-Guo Ji approved facilities, handling everything from daily progress reports and shipping, to tryout, finishing, and guaranteeing the best quality tooling. Stateside project managers are the point of contact, directing the build process and keeping the customer continually updated.