Zhejiang Leader industry & trade co.,Ltd (aoyi industry&trade co ltd) is a professional manufacturing enterprise with ladder, in the production, high-arade household ladder, engineering is given priority to, set design, development, manufacturing, marketing as a whole. Products are exported to Europe and the United States more than 20 countries and across the country, for household cleaning, decoration and engineering decoration to provide professional, high-quality supporting services. On the basis of international advanced technology, create a character from the enterprise culture to the extension of brand culture connontatio