Specializing in Acetal and Brass CNC Machining Services

In modern manufacturing, precision is critical to high-performance components. Whether you need acetal machining for durable plastic parts or brass machining for corrosion-resistant metal parts, a skilled brass CNC supplier can provide tight tolerances and a superior finish.

Our professional OEM/ODM CNC machining factory specializes in the development, production, and service of precision CNC machined custom parts. With 15 CNC centers and 23 CNCs, we are a trusted Siemens global supplier for a wide range of metal parts, particularly for high voltage circuit breakers. Our products find applications in various industries including pump and valve, automotive, food machinery, agriculture machinery, construction machinery, and marine hardware.

Specializing in stainless steel, carbon steel, alloy steel, aluminum, and iron materials, we offer CNC machining services for bar or tube materials, casting blanks, and forging blanks. Our capabilities extend to managing heat treatment, plating, galvanic coating, anodizing, and powder coating through our trusted partner factories. From initial drawing to final inspection and packaging, we provide a comprehensive one-stop service encompassing mold design, development, manufacturing, and surface treatment. Located in Ningbo with easy access to transportation, we prioritize stringent quality control and attentive customer service, ensuring complete satisfaction. Continuously investing in advanced manufacturing and inspection equipment such as CNC centers, CMM, and Image Measuring Instrument, we hold ISO 9001:2015 certification and adhere to a 5S management system. Emphasizing process optimization and cost reduction while maintaining quality standards, we strive to offer competitive pricing and exceptional service. Our commitment to excellence has garnered consistent praise from our valued customers.

Shenzhen Hongsinn Precision Co., Ltd is a professional custom precision machining parts manufacturer. Hongsinn was established in 2010 and located in Shenzhen a famous manufacturing city in China .

We own multiple CNC 4-axis and 5-axis machining centers, turn-milling combination NC machines, gantry grinding and milling machines, wire cutting and other equipments. inspecting instruments include Zeiss CMM Measuring Machine,and Mitutoyo CMM Measuring Machine , Keyence automatic image detector, USA made analyzer, surface roughness meter, etc.With a high passionate Manufacturing and quality controling team , we can process all kinds of parts by various materials ( mild steel, aluminum alloy, stainless steel, all plastic ,special die steel, brass, bronze, copper, titamiun alloy, magnesium alloys,composite material, Hitachi Daido special steel, resin materials, etc.) efficiently.Factory is in famous machining industrial town where has complete heat treatment and coating supply chain and enable us to handle all kinds of hardness and hardness depth requirements prodcuts , also various coating like all color anodize, chrome plating,electroless nickel plating,zinc plating,black oxide,PVC,TiN ,nitride etc.

Hongsinn is certified ISO9001:2015 license. We prioritize quality in every aspect of our production process. We adhere to strict quality control procrdure and implement advanced quality management policy to ensure that every part meets customer requirements.

Shortest lead time to 3 days to catch customer project schedule requirements and let customer keep competitive in their market.We are able to provide customers with excellent service and maintain open lines of communication with our clients throughout the manufacturing process.

MOQ 1 pc and flexible capacity, no order too small or too big for us.

Hongsinn plastic parts prototypes quality is 100% according to ISO9001 Standard. We seriously take care of the quality control from IQC to OQC, throughout each step of the production.

Hongsinn dedicated to strict quality control and thoughtful customer service. We strive to exceed our customers' expectation in all aspects of product manufacturing process, and recognize our great responsibilities to our customers.

All our materials are purchased from certified suppliers. All materials will be subject to warehousing quality inspection upon arrival. After the pre-production sample is confirmed, the sample will be sealed immediately. prenatal sampling inspection, intrapartum sampling inspection, and postpartum sampling inspection, and the inspection results will be recorded in time. All files are traceable.

Rongna:  IGES (.igs) /STEP (.stp) /Parasolid (.x_t) / .stl files.

Rongna: Sure. We never divulge customers' information to anyone else.

Rongna : 1 pcs , we provide prototype to mass production service