Are you a trading company or a manufacturer?


What is the advantage of working with Protolabs? Why should I choose your company to make my parts?

Can experience one-stop service, we can provide various types of processing services. Provide satisfactory products and quality services and after-sales

What types of parts does ETCN make?

Both standard parts and non-standard parts can be produced

What industries does ETCN work with?

ThyssenKrupp Elevator in Germany, Ingersoll Rand Air Compressor in Britain, General Motors Parts in the United States, CON Medical Parts in the United States, etc.

Does ETCN hold any quality certifications?

ISO9001 quality system certification

How long is your delivery time?

According to the order quantity, we will do our best to deliver the products to customers in the shortest time

What is your term of payment?

According to the situation: payment on delivery, prepayment + 30 days monthly settlement, prepayment + 60 days monthly settlement

How many years have your company made this kind of equipment?

More than 10 years


How many years has your company been doing CNC processing

16 years

What kinds of manufacturing does ETCN offer?

Automotive industry, petroleum industry, machinery and equipment industry, medical industry, pressure vessel industry, aerospace industry, etc.

Can ETCN help me with multiple manufacturing processes?

We have a variety of processing equipment and assembly workshops, which can provide customers with comprehensive services

What technology does ETCN have in-house?

For precision parts processing and pressure vessel equipment manufacturing, we are professional

Can you help me design my part?

Temporarily unable to provide, we can recommend a professional design team to complete customer needs


How can I order from ETCN?

E-mail ordering is very convenient and fast

How are prices calculated?

We will provide a free quotation based on the product, or the customer provides a target price

What if I need to change my order?

You can inform us of the changes by email

How quickly will my order arrive?

7-30 days

How do I reorder?

Contact us by mail, provide drawings or samples

What is the minimum order quantity?

1 item

Does ETCN have a return or remake policy?

We do not provide return and refurbishment services for the time being. If there is a quality problem, we will provide new qualified products for free

How will my order be shipped?

We will send to customers through international logistics

Can I choose my own logistics provider?

Customers can choose their own logistics provider


What are ETCN' CNC machining capabilities?

The processing can be completed according to the drawings provided by the customer

What is unique about the ETCN' process?


What is the typical cost of a machined part at ETCN?

Material + labor + processing

How does the quoting process work?

Analyze the processing technology according to the drawings or samples, and determine the final quotation

What are ETCN stocked materials for machining?

The materials we often use are steel, copper, stainless steel, aluminum alloy, alloy steel, PE, etc.

What are ETCN' machining capabilities? What size can my part be?

We have various types of equipment, and the parts weighing from 0.1 kg to 1500 kg can be produced.

Why should I have my part machined rather than 3D printed?

Simple products are more convenient to use and process

What if I want to use a process that's not on your site?

You can tell us by email or phone


Where is your office located?

Room 2310, No. 39, South Station Road, Hongkou District, Shanghai, China

How can I contact ETCN?

Please email ting.liang@machining-in-china.com dora.ding@machining-in-china.com

What's the story behind ETCN?

What is the story behind ETCN?

How can I to be your agent in my country?

Have a stable long-term cooperative relationship