Family Models: ZG80GDP-1FT, ZG80GDP-1.5FT,ZG80GDP-2FT,ZG80GDP-3FT, ZG80GDP-4FT，ZG80GDP-5FT，ZG80GDP-6FT，ZG80GDP-HM，ZG80GDP-1M，ZG80GDP-1.5M， ZG80GDP-1.8M