BDS 20KHz digital high frequency ultrasonic plastic ultrasonic welding machine for mobile phone accessories

Features:

1. Energy control model
2.the power demonstrated function
3.may choose built-in or outside sets shakes
4.automatic pursue frequency function, 20KHz pursue frequency scope +/-200Hz ,35KHz pursue frequency scope +/-400Hz 

Question: Are you trading company or manufacturer ? A:We are factory, all machine is made by ourselves and we can provide customize service offered. Question: How long is your delivery time? A: Generally it is 1-3 days for standardized machinery. 7-30 days if the goods are not in stock, it is according to quantity. Question: How to order the machine? 1. Confirm the machine model and other terms by email/whatsApp/Skype. 2.We accept payment T/T or L/C terms 3.Delivery by sea or air. 4.Installation and operation. Question: How about the after sale service 1. Do not hesitate to contact us anytime before and after your purchase, we are committed to your 100% customer satisfaction. 2. We back our commitment with superb service, 100% full money back and a customer satisfaction guarantee. 3. I am here and ready to assist you with any questions or concerns you might have before or after the purchase. 4. My goal is to make sure you are a happy customer and pleasant shopping with us. Question: Regarding the issue of returns, what needs to be paid attention to. 1. Return or refund will have No restocking fees. 2. Refunds are based in the original purchase price. Shipping charges are not refundable. 3. Please notify us of any damages or defects within 3 days after received the packet. 4. We are not responsible for the packages lost, stolen or damaged in transit ,insurance is optional. 5. Incorrect or defective item: No extra charge, we will replace them and pay return shipping charges. 6. Buyer is responsible for the postage cost of returned, The item must be return in good condition with original packaging and accessories. We are not responsible for any lose of the returning item. 7. Please contact us before returning any item to obtain a return authorization.