Xi'an Haitian Antenna Technologies Co., Ltd. engages in the research and development, manufacture and sale of base station antennas and related products. The company is headquartered in Xi'An, Shaanxi and currently employs 37 full-time employees. The company went IPO on 2003-11-05. The firm operates primarily through four segments. The Sales of Antenna Products and Provision of Related Services segment is mainly engaged in the production and sales of mobile communication products. The Sales of Underwater Monitoring Products and Related Products segment is mainly engaged in the production and sales of underwater and underground surveillance, imaging, mechanical equipment, as well as complicated environment warning and surveillance equipment. The Sales of Aircraft Products segment is mainly engaged in the production and sales of agricultural and forestry used unmanned aerial vehicles. The Sales of Agricultural Products segment is mainly engaged in the sales of live chickens, chicken meat and related non-staple foods.