求翻译：上海市劳动钢管厂是生产热浸镀锌钢管和焊接钢管的专业工厂，建厂已有五十余年，是国内最早生产焊管的专业企业之一。年生产能力20余万吨，是国家大二型企业。几十年来，我厂一贯坚持“顾客至上、质量为本、科技领先、强化管理”的质量方针，曾获司法部质量管理奖。是什么意思？

Shanghai Steel Plant is the production of labor hot-dip galvanized steel pipe and welded steel professional factory, plant has been 50 years, is the first professional production of one of pipe. Annual production capacity of 20 tons, is a national sophomore enterprise. For decades, our company has c

shanghai labor steel tube factory is hot dip galvanized steel pipe and welded steel pipe factory, construction of the plant's professional is 50 years, is one of the earliest professional enterprises producing welded tube. More than 20 annual production capacity is 10,000 tons, and 2 enterprises wit

Shanghai Work Pipe mill is produces the galvanizing by dipping steel pipe and the welded steel pipe specialized factory, puts up a factory had 50 remaining years of life, is the home most early produces one of welded pipe specialized enterprises.The year productivity 20 ten thousand tons, are the na

Shanghai steel tube factory is a professional production of hot-dip galvanized steel pipes and welded steel pipe factory, plant has more than 50 years, is one of the earliest professional production of welded pipe companies. Annual production capacity of more than 200,000 tons, is the national large

Shanghai Work Pipe mill is produces the galvanizing by dipping steel pipe and the welded steel pipe specialized factory, puts up a factory had 50 remaining years of life, is the home most early produces one of welded pipe specialized enterprises.The year productivity 20 ten thousand tons, are the na