Sika deer to less than 1,000. Of the five subspecies in China, the North China sika deer ("C. n. mandarinus") is believed to be extinct in the wild since the 1930s; the Shanxi sika deer ("C. n. grassianus") has not been seen in the wild since the 1980s and is also believed to be extinct in the wild. The status of Manchurian sika deer in China is unclear, though it is believed to be extinct, as well, and the sightings there are actually feral populations. The South China sika deer ("C. n. kopschi") and Sichuan sika deer ("C. n. sichuanicus") are the
Sika AG Sika AG Sika AG is a specialty chemical company for building and motor vehicle supplies, headquartered in Baar, Switzerland. It has a leading market position in both the building sector and the automotive industry. Business activities focus on the seven target markets. Sika was founded in 1910 when Kaspar Winkler laid the cornerstone for the firm. Winkler worked himself up from poverty to become a successful entrepreneur, and by the 1920s he was already engaged in founding subsidiaries abroad. Today the company has more than 17,000 employees, subsidiaries in 98 countries, and an annual sales turnover of CHF 5.75 billion