北京格林恒兴生物科技有限公司成立于二O一一年一月,是一家新兴的集研发、生产、销售为一体的股份制企业,主营业务为饲料添加剂的研发和销售。 Beijing Green Hengxing Biotechnology Co., LTD., founded in January 2011, is an emerging jointstock enterprise integrating r&d, production and sales, and its main business is r&d and sales of feed additives.