Jinan JMD Machinery Co., Ltd is a leading manufacturer specializing in design and manufacturing of aluminum and wood window & door machines in China. Established in 1999, JMD started the business of supplying machining parts for window machine manufacturers. Few years later, we built our own R & D team and started to produce the complete aluminum window & door equipment such as double mitre saw, corner crimping machine, copy router, end milling machine, corner connector cutting machine and al......
Many customers who don’t know much about broken bridge aluminum door and window equipment are prone to misunderstandings.Some Sales personnel of manufacturers beat around the bush when selling equipment . Today I will introduce three common problems. 1.Only responsible for selling, not responsible for guaranteeWhen many consumers buy broken bridge aluminum doors and windows equipment, they always ignore after-sales service. In response to this loophole, many manufacturers only have product ......