about
about
about

ABOUT US

COMPANY

Changhong Technology Group comprises Shenzhen Changhong Technology Co., Ltd. (STOCK CODE: SZ-300151), and 13 subsidiaries based in Shenzhen, Heyuan, Hong Kong, Shanghai, Jiangsu, Anhui, Vietnam, Philippines, etc.

Professional Team

In the past 20 years of development, we have been a leader among our peers and keep making progress.

Service

From drawings to molds, from design to production, from the warehouse to logistics, we all get through.

Efficiency

Excellent engineers, excellent operation team, and huge production line, we will never delay.

Customization

Build your own brand products, through quality and enlarge brand influence.

LOOK AT OUR MAIN

PRODUCTS

High precision injection molded parts with mass production is our cutting edge.

Ehang Drone Shell
Ehang Drone Shell
Printer Light Guide Button
Printer Light Guide Button
Zebra Printer Roll Paper Shaft
Zebra Printer Roll Paper Shaft
Toyota Car Dashboard
Toyota Car Dashboard
96 Well Plate WP0.5ML Gene Sequencing Plate
96 Well Plate WP0.5ML Gene Sequencing Plate

SUCCESSFUL CASE

Our development and precipitation in more than ten years

Ehang Drone Shell

Material: PC + ABS Undesirable phenomenon: The surface of the product shrinks, shines, and the appearance is judged to be NG. Reason: The surface requirements of the drone shell are high, the mold is designed as a flip-chip mold, and the position of the glue inlet is located in the center of the product. Due […]

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Printer Light Guide Button

Undesirable phenomenon: 1. Bubbles inside the product, NG for light guide (as shown below). 2. Deformation of the elastic reset buckle of the product (as shown below). Reason: Due to the long packing pressure of 11×11×11 during molding, the PC material has poor fluidity. The design diameter of the main channel ∅4 affects the fluidity […]

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Zebra Printer Roll Paper Shaft

Function: drive thermal induction roll paper thermal printing. Undesirable phenomenon: flow marks on the surface of the product, runout degree 0.1mm, actual measurement: 0.22mm, judge NG. Reason: The product uses POM material. The melting temperature of POM is close to the decomposition temperature, and the moldability is poor. When the material flows to the position […]

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Toyota Car Dashboard

Material: PP + E / P-TD20. Undesirable phenomenon: oil accumulates on the parting line after the product is sprayed, and the appearance is judged to be NG. Reason: There is a mismatch in the parting position of the product, and the mismatch is 0.05mm. Due to the corresponding injection in the rear stage of the […]

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96 Well Plate WP0.5ML Gene Sequencing Plate

Product Features: 1. High-purity polypropylene material is used, which has excellent chemical compatibility and is suitable for the storage of most polar organic solutions, acidic and alkaline solutions and other laboratory liquids; 2. The flatness is high, the thickness of the sidewall and the bottom of the board are uniform, the pore size is the […]

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ONE STOP SERVICE

Before you have all kinds of concerns, we have improved the whole service chain, from customization to logistics, without interrupting service.

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THE LATEST NEWS

Before you have all kinds of concerns, we have improved the whole service chain, from customization to logistics, without interrupting service.

Custom plastic molding company: Learn How to control molding pressure?

Custom plastic molding company: Learn How to control molding pressure?

MULTI-CAVITY MOLDS NEED TO BE BALANCED TO GUARANTEE PARTS WITH THE SAME CHARACTERISTICS Custom plastic molding company provides a balanced mold. Generally, it happens with the same injection time and the same pressure in the cavity. The filling of the cavities must come in a uniform way. Moreover, the stages packing and retention will have the […]

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Tri state plastic molding company: How to program the turning speed?

Tri state plastic molding company: How to program the turning speed?

OPERATION OF A DEHUMIDIFIER FOR PLASTICS In tri state plastic molding company the pellets are dosed through a loading system. The pellets deposit in an insulated hopper. It prevents the plastic from contacting the external environment. Hot, dry air enters the drying hopper from the diffuser cone. Air flows evenly through the material, heating it to […]

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Plastic injection molding companies in USA: How to control throat temperature?

Plastic injection molding companies in USA: How to control throat temperature?

IDEAL FEED THROAT TEMPERATURE Feed throat temperature is a variable that is often overlooked in the molding process and provides many benefits in plastic injection molding companies in USA. When an empty hopper is not the reason for a flow restriction in the throat, there is a possibility that the restriction comes by a plastic […]

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LOOK AT OUR CUSTOMERS

Williamson
Williamson
Project Manager

I like the products and services provided by CHT. They really take our interest into consideration.

Stewart
Stewart
Project Manager

It is my pleasure to do business with CHT, they always do the best for us.

Harrison
Harrison
Project Manager

The quality of the products is very good, which has greatly saved my labor costs and also greatly improved my productivity.

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