濟(jì)南正德科貿(mào)有限公司成立于1998年，主要致力于新技術(shù)，新型設(shè)環(huán)保設(shè)備的開發(fā)和應(yīng)用和推廣。目前主要致力于純凈水設(shè)備過濾，罐裝包裝等，另外又開發(fā)了新型的環(huán)保鉛筆設(shè)備，利用廢舊報(bào)紙?jiān)倮茫Ｗo(hù)了環(huán)境，適應(yīng)了時(shí)代的潮流。目前正在申請國家食品添加劑固化法專利。

Jinan Zhengde Science and Commerce Co., Ltd. was established in 1998, mainly dedicated to the development and application of new technology, new equipment and the promotion of environmental protection equipment. At present, we are mainly committed to pure water equipment filtration, can packaging, etc. In addition, we have developed new types of environmentally friendly pencil equipment, using waste newspapers for reuse, protecting the environment and adapting to the trend of the times. At present, we are applying for the national patent of food additive curing method.