期间陈工，已多次邮件沟通德国，包括去毛刺刀没有动作的问题，均没有得到任

During this period, Chen Gong had communicated with Germany many times by email, including the problem of no action on the deburring knife, and he did not receive any German technical support and feedback. <br><br>Our company has coordinated to use the turbo hob we produced to assist debugging, but it has not improved. Chen Gong also vigorously assisted us in various debugging.

During chengong, has been many times mail communication germany, including the problem of de-haired bayonet no action, have not received any German technical support and feedback.<br><br>My company has coordinated the use of our production of turbo rollers to assist in commissioning, but still no improvement. Chengong also greatly assists us in various debugging.

During this period, Chen Gong has communicated with Germany by email for many times, including the problem that there is no movement of the deburring bayonet, and has not received any technical support and feedback from Germany.<br>Our company has coordinated the use of our turbine hobs to assist in commissioning, but there is no improvement. Chen Gong also helped us with all kinds of debugging.