About Us

Our History

After over 3 decades of development, Qingzhou Water Conservancy Machinery Factory Co.,Ltd., with brand BaoLai, keeps increasing business, and Shandong Laizhi Import&Export Co.,Ltd. was founded to serve our clients overseas. The company’s main products are suspended roller concrete pipe machine, vertical pipe machine, centrifugal concrete pole making machine, cage-welding machine and all other equipment you might needed for your concrete producing business. The company has been committed to the pursuit of high quality and durability products, and we have our overseas assembly service team for your equipment installation and test anytime you want. Our good quality products makes your business cost less in machine maintaining and repairing.

Our Factory

Qingzhou Water Conservancy Machinery Co., Ltd. was established in August 1986. It is located in the ancient city of Qingzhou. It is an industry enterprise that produces and sells cement pipe making machines, fully automatic cage welding machines and other water conservancy machinery and equipment, as well as environmental protection machinery and equipment such as dredging ships.

For more than 30 years since its establishment, the company has focused on the research, development, production and sales of water conservancy machinery and equipment and environmental protection machinery and equipment.

The company's products include five categories：suspended roller concrete pipe making machines, centrifugal concrete pipe making machines, vertical extrusion concrete pipe making machines, fully automatic cage welding machines, river dredging and dredging ships, and more than 30 varieties.

The products are sold in various provinces, cities, autonomous regions and more than 30 countries and regions overseas, and have been widely praised by users.

The company has always adhered to the corporate purpose of "integrity-based, quality first". All employees of the company abide by the promise of serving all walks of life with integrity, serving the vast number of new and old users, and have won the praise of new and old customers. Friends from all walks of life are welcome to visit for negotiations, exchanges and cooperation.

Our Products

Our Products includes the following:

Our Certificate

1. Excellent quality

Our products manufacturer has passed the ISO9001 certification, and has over 100 patents

2.Professional services

we have been doing advanced research in the field. In order to improve the quality and level of service, our personnel completed the QC training, and set up a special inspection department.

3.Powerful technology

we have our own factory, working on concrete machinery industry for more than 3 decades.

Our Service

1. Pre-sales service

A good shopping guide system and product catalog are available for you to choose from, and any customized size is accepted. Whether you use imperial or metric units, we can make the molds and machines you need.

2. In-sales service

Manager Jerry is online to serve you, with professional knowledge reserves and quick responses, and can speak fluent English to ensure efficient communication.

3. Installation and after-sales service

We have complete online installation guidance videos and customer service specialists for your consultation. If your installation problem cannot be solved online, our installation team can arrive at your site within 72 hours of your application for on-site installation service to help you complete the equipment installation and commissioning and successfully complete the test order.

As long as the customer who purchases our products has problems during the warranty period, we will provide free repair spare parts and repair services. In addition, for cases where problems occur outside the warranty period, we will also ensure that the accessories and maintenance personnel arrive at your equipment site in the shortest time and provide the fastest service, so that you can avoid the economic losses caused by the suspension of production due to equipment maintenance.