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About Us

A Total Solution Provider of Asphalt Road Construction

PRIMACH, a wholly owned subsidiary of D&G Technology Holding Company Limited (stock code: 01301.HK), is one of the leading manufacturers and a total solutions provider in the asphalt mixing plant industry. We supply the market with a wide range of high performance asphalt mixing plants and eco-friendly recycling plants.

Our production base has an area of 150,000㎡with fully equipped facilities to satisfy the annual production capacity. With our strong and professional R&D and technical & service support teams, PRIMACH is committed to provide innovative technology and reliable products to customers all over the world.

PRIMACH uses components from renowned international brands to ensure the quality of our products. We are proud of our innovations and proprietary technologies and strive to give customers the most advanced products in the market. Service in our emphasis. Our experienced and efficient after-sales service team is expert in the installation, commissioning, training, maintenance and repair of asphalt mixing plants. Customer satisfaction is guaranteed. The factory in Langfang is equipped with advanced computer control plasma cutters, super-large computer control bending machines, gas shielded welding machines, shot blasting rooms and high pressure spray painting rooms to ensure meeting international standard in all aspects. The plants undergo thorough pre-assembly and tests before delivery.

PRIMACH takes pride in its products’ price to performance ratio. We are dedicated to innovations in technology and continuous improvement in quality.

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Main products: PM60-240 CLASSIC Stationary Batch Type Asphalt Mixing Plant, PM60M-160M MOV Mobile Asphalt Batch Mixing Plant, PM60S-100S SMART Smart Asphalt Mixing Plant, PM60MS-100MS MOVSMA Mobile Smart Asphalt Mixing Plant, PM60C-80C CONTISTA Stationary Drum Mix Asphalt Plant, PM60CM-80CM CONTIMOV Mobile Drum Mix Asphalt Plant, PM60CS-80CS CONTISMA Stationary Drum Mix Asphalt Plant with Smart design, Support equipment for asphalt plant etc.

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It has wide applications, including highways, airports, national roads, city roads and country roads, etc.

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Authentication certificate:

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Patent certificate:

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Other certificate:

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Full business process from R&D-Sales consultant-manufacture-service


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Technical Consulting: PRIMACH have a professional sales team with marketing specialist. You are not just get equipment from PRIMACH but get full picture of the industry and professional consultant advice for your construction project. We always standing at our client’s side and values to find solution. We dedicate to provide the full solution to everyone who trust us.

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Reserch & Design: PRIMACH have a professional team with more than 50 specialist for research and design task. With professional R&D team and more than 30 years’ experience, we developed kinds of RAP asphalt mixing plant, self-owned “LEAP” control system as well as kinds series which perfect for sea freight transport or competent for different practical request. PRIMACH keeps abreast of the latest technical trend and constantly developing state-of-the-art equipment.

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Manufacturing & Quality Control: PRIMACH have more than 150,000㎡ factory for produce all types asphalt mixing plant. This is also the biggest manufacture basement only for asphalt mixing plant in China. Efficient production and processing technology, lean production process, strict quality control process, matched with advanced automatic machining equipment and process testing equipment, ensure PRIMACH asphalt mixing plants stand on high-end quality class.

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After-Sales Service: PRIMACH have a special service team for whole life cycle from installation, commissioning to the end of the every construction project. Besides expert service team we have sufficient spare parts stocks at local. Thanks to the widespread distributor network, clients can find us or our partner at your location. 7×24 after service call and service center at local. We are committed to serving customer all time.

Best-Valued Service: 30 years ‘experience team for online and field service, 7*24H expert service on local and annual training is available.

High Reliability: Select prestigious global brand components to ensure the most stable running of asphalt plants. Great working duration have proved on various hardship site conditions.

Modular Design: PRIMACH asphalt mixing plants are designed in modular concept with the lowest cost on sea freight and inland transportation. Asphalt mixing plant could be fast dissembled and put in standard size containers or trailer. The modular design makes PRIMACH’s asphalt mixing plant not only easy to transport, but also more flexible to relocation.

European Technology at Asia price: PRIMACH asphalt mixing plants are much more economic compare with European brands while keep same advanced technology and high performance for the rigid requirement on road constructing project.

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Customer visiting and on-site photo:

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