STI is an international company whose management team and employees are dedicated to meeting or exceeding customer needs. The company is focused on high quality of calcium carbonate and Talc Powder.

STI takes a long term view of its business and calcium carbonate & Talc Powder industry. STI has been in its business for over 20 years. STI is among the leaders in the industry in adding new efficient plants. Since 2000, STI has built close to 200,000 tons capacity and will continue to add new capacity to meet market demand.

In 2003, STI became a part owner of Calcium Oxide Co which is the largest producer in China,. The company, like STI, is privately held and has more than 50 years of continuous experience in the calcium oxide industries.

STI and Calcium Oxide Co have a strong commitment to their customers. Having placed a deliberate emphasis on calcium carbonate production, both companies have successfully demonstrated a solid history of growth. The result of this development is both financial stability and access to adequate capital. STI and Calcium Oxide Co have also dedicated specific resources toward such important areas as quality control, , engineering and environmental issues. Both companies have also secured extensive, high-quality products, ensuring a solid position for many years.