Please extract entities and their types from the input sentence, entity types should be chosen from {person/organization/location}.

: Sidney X . Huang Address : 3F , No . 8 Building , Zhongguancun Software Park , Beijing , China Fax : 86 ( 10 ) 8282 - 5058 If to Airland : Attn .
Sidney X . Huang is a person, 3F is a location, Zhongguancun Software Park is a location, Beijing is a location, China is a location, Airland is an organization.