Why Surely?

One Stop Shopping from “Drawing to Part”

In-house Engineering

Technology Support and realize your ideas to part. And your inquiry will be quoted within 1 working day.

ISO & TS16949 Supplier Management

All of Surely suppliers have ISO9001 or TS16949 Certificate. For keeping improvements, we will re-evaluate our suppliers by grade for quality, delivery time and cooperation every year.

Quality Assurance & Inspection

Working with APQP on Every Part, We also have ERP system database with a full set of quality records.

Sub-Assembling service

To improve our customers’ production efficiency and lower their cost, we provide sub-assembling services.

Product Categories

Investment Casting

Qingdao Surely Machinery CO.,Ltd.

Sand Casting

Qingdao Surely Machinery CO.,Ltd.

Die Casting

Qingdao Surely Machinery CO.,Ltd.

Latest News


General Overvie...

​The basic raw material for the manufacture of sand is the casting sand and the binder of sand type. The most commonly used casting sand is silica sand.


Industry Charac...

​Investment casting, which is more commonly used in precision casting, also known as Lost wax casting: The use of suitable investment materials (such as paraffin wax) to make the melt mold,