Lowbed semi trailer and tanker semi trailer
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Lowbed and tanker Semi trailer
brake system for heavy duty semi trailer
Wondee leaf springs 2
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About

The professional semi-trailer and parts supplier and manufacturer with more than 20 years history.
 
Founded in 1999, as a professional automobile parts supplier, WONDEE AUTOPARTS specializing in providing semi trailers and semi-trailers components, trailer components, truck components, agricultural trailers and their components.

The main products include semi trailers, leaf springs , spring steel flat bar, mechanical suspension, air suspension, bogie suspension, air bag, semi trailer axle, landing gear, brake drum, brake shoe, brake lining, mudguard, slack adjuster, air tank, coupling, emergency relay valve, brake hose, turntable, wheel rim, bolts, fifth wheel, king pin, air chamber, twist lock, jack, drawbar and so on.

With more than 20 years experience in semi trailer field, excellent quality of WONDEE products has been well received in overseas markets, which helps our customers develop their local markets.
 
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NEWS AND CAMPAIGNS
Semi trailer ABS system.jpg
Introductions of semi-trailers ABS system (Part 1)
14 September 2021

Introductions of semi-trailers ABS system (Part 1)-introductions, advantages, compositions and standards1. Brief introductions of the ABS systemA semi trailer ABS (Anti-lock braking system) is an electronic control system that monitors and controls the speed of the vehicle during braking. Its task i

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Brief Introduction of The Production and Sales of China's Automobile Industry in March 2022
25 April 2022

In March 2022, from the perspective of automobile consumption, the consumption momentum was obviously insufficient, showing a certain decline compared with the same period last year. It is necessary to introduce the policy of halving the purchase tax to support the steady growth of the automobile in

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Classification of Automobile Leaf Springs
14 September 2021

A leaf spring is the most widely used elastic element of automobile suspensions. It is an approximate equal strength steel beam composed of several alloy spring sheets of equal width and unequal length. There are many kinds of leaf springs, which can be classified according to the following classifi

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Difference Between Semi-trailers and Full Trailers
06 September 2021

Trailers can be divided into full trailers and semi-trailers. What is the difference between them? What are their characteristics? 1. Definition of trailers, full trailers and semi-trailers 1) Definition of trailersTrailers means a vehicle towed by a tractor/truck/car without its own power drive. A

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Production Process Guidance of Leaf Springs - Leaf Springs Painting (Part 9)
12 May 2022

Production Process Guidance of Leaf Springs-Leaf Springs Painting (Part 9)1. Definition:Leaf springs painting is a process of spraying paint on the surface of the loose leaves or the leaf spring assemblies to prevent springs from rusting, and improve the service life of springs.2. Application:Loose

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Economic operation of China's automobile industry in February 2022
11 May 2022

In February 2022, China's automobile production and sales maintained stable growth year-on-year. The production and sales of new energy vehicles continued to maintain rapid growth, and the market penetration reached 17.9% from January to February 2022. 1. Automobile sales increased by 18.7% year-on-

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Brief analyses of China's automobile export in February 2022
09 May 2022

According to the statistical analysis of the China Association of Automobile Manufacturers, China's automobile export continued to maintain a substantial growth year-on-year in February 2022. Among them, the contribution of export growth of new energy vehicles was 52.0%. In February 2022, China expo

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Production Process Guidance of Leaf Springs-Leaf Springs Assembling (Part 8)
09 May 2022

Production Process Guidance of Leaf Springs-Leaf Springs Assembling(Part 8)1. Definition:Leaf spring assembling is the working process of using special equipment and central bolts to combine the loose spring leaves into a leaf spring assembly. The leaf spring assembly is shown in Figure 1 below.(Fig

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Characteristics and Uses of Various Semi-trailers
27 August 2021

What is semi-trailer?Semi-trailer is a trailer whose axles is placed behind the center of gravity of the vehicle (when the vehicle is evenly loaded) and is equipped with a coupling device (king pin) that can transmit horizontal and vertical forces to the tractor. Part of the total load of the traile

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Maintenance Strategy for Trucks, Trailers and Semi-trailers After Heavy Rains
16 August 2021

In the rainy season every year, we often encounter continuous heavy rainfalls, and severe waterlogging in many cities, which is easy to cause heavy casualties and property losses.At the same time, it has varying degrees of impact on the use and parking of vehicles. It is necessary to pay more attent

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Composite Leaf Springs Will Replace Steel Leaf Springs in the Future (in China)
05 August 2021

Recently, someone released a picture of a lightweight semi-trailer in the Truck Friends group. This trailer actually uses a "plastic leaf spring" suspension? A tossed stone raises a thousand ripples, and a discussion about "plastic leaf spring" exploded.

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Production Process Guidance of Leaf Springs-Shot Peening (Part 7)
26 April 2022

Production Process Guidance of Leaf Springs-Shot Peening (Part 7)1. Definition:Relying on the action of centrifugal force, shot peening is to use a motor to drive a impeller body to rotate, and a large number of the steel shots with a diameter of 0.2 ~ 3.0mm are thrown to the concave surface of the

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Production and Sales of China's Automobile Industry in February 2022
25 April 2022

In February 2022, due to the long Spring Festival holiday in China, the number of working days decreased, so the production and sales of automobiles decreased significantly month-on-month, but showed a rapid growth year-on-year.In February 2022, China's automobile production and sales reached 1.813

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Huge export potential of China’s new energy vehicles in 2022
21 April 2022

According to statistics from the China Association of Automobile Manufacturers, the export of new energy vehicles reached 310,000 in 2021, with a year-on-year increase of 304.6%. Among them, 300,000 new energy passenger vehicles were exported, with a year-on-year increase of 329.5%; 10,000 new energ

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Production Process Guidance of Leaf Springs-Eyes wrapping (Part 6)
21 April 2022

Production Process Guidance of Leaf Springs-Eyes wrapping (Part 6)1. Definition:Heat the spring flat bars to a specified temperature, and then use special equipment and tooling molds to roll the ends of the spring flat steel into 1 / 4, 1 / 2, 3 / 4 circular eyes or other arcs.Relevant dimensions of

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Economic operation of China's automobile industry in January 2022
15 April 2022

In January 2022, China's automobile production and sales situation was generally stable, decreased month-on-month, and maintained a slight growth year-on-year. In terms of models, supported by the continued slight improvement of chip supply and driven by the introduction of policies to encourage aut

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Production Process Guidance of Leaf Springs - Eyes rolling (Part 5)
15 April 2022

Production Process Guidance of Leaf Springs-Eyes rolling (Part 5)1. Definition:Heat the spring flat bars to the specified temperature, and then use special equipment and tooling molds to roll the ends of the spring flat bar into circular eyes.Relevant dimensions of eye rolling technology are shown i

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China auto economic.jpg
Economic operation of China's automobile industry in November 2021
08 April 2022

In November 2021, affected by adverse factors such as the shortage of automotive chip supply, China's automobile production and sales showed a downward trend year-on-year. From January to November, the annual cumulative output of new energy vehicles exceeded 3 million, and the market penetration rea

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Production Process Guidance of Leaf Springs-Punching holes for fixing bumper spacers (Part 4)
31 March 2022

Production Process Guidance of Leaf Springs-Punching holes for fixing bumper spacers (Part 4) 1. Definition:Using punching equipment and tooling fixtures to punch holes at the designated positions for fixing anti-squeak pads / bumper spacers at both ends of the spring steel flat bar. Generally, ther

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China auto industry economy.jpg
Economic operation of China's automobile industry in October 2021
31 March 2022

In October 2021, affected by adverse factors such as the shortage of automotive chip supply and tight power supply, China's automobile production and sales showed a downward trend year-on-year, but the decline was significantly narrower than before; the[1] production and sales of new energy vehicle

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