George Yan

Great Sequoia Corp. exports industrial valves, pipe nipples, hardware, and air-tools. The private company is based in Taipei, Taiwan.

Taiwanabrator Co., Ltd. engages in the manufacturing and supply of steel balls and steel gravel. Its products include steel balls, steel gravel, steel gravel for stone cutting, and other abrasive media, which can be used in surface treatment for casting, forging, auto parts, springs, and shipbuilding. The company was founded on August 9, 1977 and is headquartered in Taoyuan, Taiwan.

Taiwan Sintong Machinery Co., Ltd. engages in the design and manufacturing of casting, sorting, and washing machinery equipment. Its products include surface treatment & milling equipment, environmental pollution control equipment, casting equipment & machinery, and complete production lines of casting plant. The company was founded on March 9, 1968 and is headquartered in Taoyuan, Taiwan.

Ying Hung Industry Co. Ltd. is a Taiwanese company that wholesales plastic products. The private company is based in Taipei, Taiwan.

Applied Nano Technology Science, Inc. is a Taiwanese company that specializes in manufacturing and supplying magnetic feedthrough and equipment.