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Jiang Zhenlong, the manager of an aquafarm in Shangyu township, Jiangshan city, east China s Zhejian

Zhang hangjunJiang zhenlongLiang junZheng zhangfuDepartment of scienceTechnology of zhejiang provinceHangzhou normal universityDaily onlineZhejiang provinceProfessor zhang hangjunHangzhou normalProfessor zhangGlobal positioning systemBeidou navigation satellite systemFive year plan