Affordable custom-made equipment components, warehousing, fulfillment, and inventory management all under one roof

Investment Casting | Precision CNC Machining | Metal Finishing

ISO 9001:2015 Certified Factory

AIM Contract Manufacturing Company Overview

With production facilities comprised of over 100 engineers, machinists and designers, we specialize in investment casting and CNC machining to produce customized components for high temperature valves, high pressure valves, ball valves, pneumatic tools, engines and automotive parts, marine parts, machinery, and medical parts among many others for OEMs, ODMs and other third-parties with unique drawings and technical specifications.


AIM Contract Manufacturing is based in Taiwan and is the investment casting and CNC machining representative of JYMI Ltd. The factory is ISO 9001:2015 certified and has been providing mid to high volume customized investment casting and CNC machining services to a global base of OEMs and ODMs since 1984. Additionally, our strategic partnerships allow us to provide our customers with forging, heat treatment, black oxide, electroplating, and other metal finishing services.


At AIM Contract Manufacturing, we strive to provide our high-volume customers that demand precision investment casting and CNC machining services with better (ISO Certified products, customer service, prototyping, project management, reports, etc.), faster (local warehousing, fulfillment, and inventory management), and more affordable (outsourcing, superior materials management and process control) investment casting and CNC machining of your sub-level components so you can continue to focus on your core business. 

Popular Investment Casting and CNC Machining Product Categories

Our focus is on providing customers with affordable pricing, high-quality customized products, and warehousing and fulfillment services

Impeller and Diffuser
Valve Components
Pneumatic Tooling
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Affordable Pricing

Saving OEM clients up to 75% on investment casted and CNC machined products based on designs, drawings and product specifications. We achieve this through:

  • Outsourcing manufacturing in Taiwan –  hourly manufacturing compensation costs in Taiwan were 280.4% lower than the United States in 2011*


  • Superior materials management and process control – our continuous focus on process efficiency and materials procurement help us eliminate waste throughout the production cycle


  • Comprehensive contract manufacturing service – from tooling design to precision machining, we strive to minimize cost and maximize throughput and efficiency for our clients

*Source: US Bureau of Labor Statistics

  • ISO 9001 certification – we have been ISO 9001 certified since 1998, adding an extra layer of credibility to our operations


  • Quality guarantee – the quality of our investment casting and CNC machined components is 100% guaranteed


  • Comprehensive quality control system – our quality control system includes FLOW analysis, process capability analyses, weekly quality and KPO reviews, and a range of quality control equipment to ensure products meet your standards


  • Advanced R&D capabilities – Our advanced R&D capabilities include tooling design and fabrication, JIGs design and gates design, process parameters set-up, reverse engineering, pro-cast system, Auto CAD, and Solid Works

Our focus on quality has generated repeat orders and brought in new business for our custom investment casting and CNC machining services since our founding in 1984. Among other points, we achieve this through:

High-quality, Customized Products

Warehousing & Fulfillment

Customers need their products delivered in a timely manner. Reach our minimum quantity threshold, and we will work directly with your team on:

  • Warehousing and fulfillment - reach a pre-determined MOQ, and we will provide you with local warehousing and fulfillment services


  • Inventory management and demand forecasting - we will help you avoid stockouts by sending frequent materials and inventory reports


  • Customs clearance and international logistics - our global team will make sure your products clear customs on your preferred shipping medium


  • Logistics and incoterms 

Contract Manufacturing Capabilities

Our capabilities are tailored to the needs of our clients throughout the entire investment casting and CNC machining process:

Phase 1: Set-up

  • Auto CAD/ Solid Works/ 2D/ 3D/ and PDF designs

  • Tooling design and fabrication

  • Reverse engineering

  • Jigs design and gages design

  • Process parameters set-up

  • Pro-cast system

  • Design recommendations

  • Prototyping

  • FLOW analysis

  • Quality control

  • Confidentiality

Phase 3: Fulfillment 

  • Warehousing

  • Fulfillment services

  • Inventory management

  • Demand forecasting

  • Frequent reporting related to KPIs and critical metrics

  • Supply chain management

  • Customs brokerage

  • International logistics

  • Quality control

  • Confidentiality

Phase 2: Production

  • Mid to high volume production

  • Investment casting (lost wax casting)

  • Precision CNC machining

  • CNC tooling

  • CNC milling

  • CNC turning

  • Forging

  • Heat treatment

  • Black oxide

  • Electroplating

  • Metal finishing

  • Quality control

  • Confidentiality

Why Us?

Cost savings through outsourced manufacturing and superior materials management


Customized investment casting, precision CNC machining, and metal finishing


We carefully study your drawings and make design recommendations if needed


ISO 9001:2015 certified with strict QC protocols throughout the production process

High Quality

We will send you prototypes that you can test prior to finalizing your design


We frequently provide reports on inventory and KPIs to avoid supply chain disruptions

Supply Chain

Local warehousing and fulfillment to dramatically reduce lead time


Protecting your confidentiality throughout all phases of the production process


Ensuring that your drawings are optimized and quality is consistent 

Extensive R&D

Investment Casting and CNC Machining Materials and Process Limits


Process Limits

Pneumatic Tooling

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