Our engineer is not in office today,maybe back next Monday,next Monday i will go to hospital,you can contact our manager Mr.Jonson,this email i cc him,if your company has somebody speak Chinese,you can directly call our engineer.
Regarding the 2 doors,our engineer has said the problem is on the spring,which i said in my last email,i think the best and easy way is you buy the spring at your country,we send you the technical parameter.
Now you said you want to change the standard lift back to high lift,when you place order,you said you want high lift,then you send email to us you want to change it to standard lift,we told you the changing way,send you the drawing,transport the drum,rail,wire rope to you,now you said you want to change it back to the original high lift,too complicated,too much work have done by you and us,so next time,before you place order,pls make sure the lifting style and don't change it anymore,which is better for you and us.