China Touyun Tech Group Limited, formerly China Opto Holdings Limited, is an investment holding company principally engaged in the manufacture and sales of packaging products. The Company operates through two business segments. The Manufacturing of Packaging Products segment is engaged in the manufacture and sales of watch boxes, jewelry, boxes, eyewear cases, bags and pouches and display units. The Treasury Investment segment is engaged in the money lending business and the investment and trading in securities. The Company is also involved in the property holding and the provision of corporate management services through its subsidiaries.