Relevance to social and economic so development of Hong Kong Environmental technology expenditure in China 2001-2005) estimated ed at $600 billion and many technologies must be imported 10%of this share will translate into S6 billion and employment for 10-20 thousand workers for HK HKPC. NoV 2003• Environmental technology expenditure in China (2001-2005) estimated at $600 billion and many technologies must be imported • 10% of this share will translate into $6 billion and employment for 10-20 thousand workers for HK HKPC, Nov. 2003 Relevance to social and economic development of Hong Kong