When planning custom seats for a 14-seat bus, the drawing package should provide enough technical information for the manufacturer to assess passenger capacity, seat positioning, dimensions, materials, attachment points, and all proposed modifications. The available reference is the LQY148A型/D8A+3 open sightseeing bus, which is listed as an 11-seats model. Therefore, the 14-seat version should be treated as a custom configuration requiring confirmation before manufacturing.
A useful custom-seat drawing should allow the engineering team to check whether the proposed arrangement fits the vehicle and works with its existing structure. Include the following information:
The product information describes LQY148A型/D8A+3 as an open sightseeing bus with a lightweight roof and open cockpit. Its front cover is made through PT + PBT alloy injection molding, while the vehicle uses a high-strength anti-rust steel chassis. Custom seat drawings should separate the seat assembly from the body structure and clearly show how the new installation connects to the available mounting areas.
No standard seat dimensions, mounting-hole locations, material schedule, or drawing template are included in the supplied product record. These values should be provided by the buyer or confirmed by the manufacturer rather than inferred from product photographs. The drawing should also show enough information to evaluate passenger movement, available space, structural loading, and service access.
The proposed seating capacity must also be assessed together with the vehicle's braking system and electric power-assisted steering. Although these systems are described as supporting responsive and controlled operation, the available information does not confirm how a change from 11 seats to 14 seats would influence vehicle performance, weight distribution, or compliance. Technical approval is therefore necessary before the seating plan is treated as a production specification.
The sightseeing bus is intended for scenic areas and tourist attractions, as well as resorts and hotels that require tour transportation or shuttle services. The operating environment may affect seat spacing, passenger flow, weather protection, accessibility, and safety provisions. Because the source data does not define passenger dimensions, accessibility criteria, or local regulatory drawing requirements, these points should be added to the project brief where applicable.
Langqing states that its CE certification covers electric golf carts, electric sightseeing buses, and electric trucks supplied to the European Union. Its reported projects include museum shuttle vehicles in Egypt, airport shuttle buses in Argentina, a municipal sanitation project in Singapore, and shuttle buses in Cuba. These examples indicate experience with several vehicle applications, but they do not by themselves approve the specific 14-seat design.
| Review category | Reference information and action required |
|---|---|
| Vehicle model | The available reference is LQY148A型/D8A+3, identified as an 11-seats open sightseeing bus. The 14-seat request requires separate engineering confirmation. |
| Seat plan | No approved layout or seat measurements are provided. The drawing must show seat quantity, orientation, row placement, and clearances. |
| Structural connection | The vehicle includes a high-strength anti-rust steel chassis and specified front and rear suspension systems, but custom-seat mounting interfaces are not listed. |
| Intended use | Listed applications include scenic areas, tourist attractions, resorts, and hotels. The final use should be stated because it may affect the design. |
| Quality and support | Langqing reports 100% inspection-line testing and road testing for each vehicle, together with after-sales support, timely responses, and rapid solutions. |
No. The available product record describes an 11-seats bus. A 14-seat arrangement must be reviewed as a customized configuration before production.
Show the seat count, seating layout, key dimensions, mounting interfaces, construction materials, clearances, and all changes from the reference vehicle. Any values missing from the product record should be confirmed with the manufacturer.
No. Photos can help identify the sightseeing-bus model, but they cannot verify installation dimensions, structural strength, hole positions, or approved seat interfaces. A dimensioned technical drawing is required.
Prepare a dimensioned drawing that makes the 14-seat arrangement, passenger clearances, seat construction, and vehicle attachment points easy to verify. Use the listed 11-seats specification only as a reference, not as confirmation that the requested capacity is approved. Langqing lists an Industry and Trade Integration business model, a minimum order quantity of 1, delivery within 15-30 days, equipment-based and manual double inspection, and a one-year whole-vehicle warranty. For technical support or a detailed solution, contact crystalhuang@langqing.cn.
Guangzhou Langqing Electric Car CO., LTD. was founded in Guangzhou in 2000. The company reports an integrated operation covering research and development, manufacturing, sales, and service. Its product range includes electric golf carts, electric sightseeing buses, and electric trucks.
Langqing states that it has a 30-member research and development team, a 10-member testing team, and a 20-member quality control team. Its listed certifications include CE, ISO9001, ISO14001, ISO 10012, and ISO45001, while its cooperation projects extend across multiple industries and regions.

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