Sun Paper has selected Valmet Oyj to deliver a full board making line with automation and lifecycle support for their mill in Nanning, China. The customer's target for the investment is to increase containerboard capacity and ensure reliable, energy- and resource-efficient operation of the board making line. The start-up is scheduled for fall of 2027.

The cutting-edge technologies, together with lifecycle support and automation, will secure the reliable high-capacity production of kraft and testliner while ensuring the efficiency targets of the machine are met. The delivery includes a full board machine from headboxes to winders with several technologies that are unique to the area. One of these technologies is the transformative Sleeve roll technology for efficient dewatering in the forming section.

It utilizes forming fabric compression to ensure smart usage of energy and excellent quality parameters. The board machine's dryer section includes novel compact geometry which ensures efficient drying of the board with superior runnability systems, securing high machine performance. The reliability and high-capacity targets, and excellent roll quality, are ensured with two winders.

The order also includes services that will create a stable foundation for production and ensure consistent lifecycle performance of the board machine. These include spare parts, digital services, and paper machine clothing. Improvements to other existing machinery of the customer are also included in the order.

The extensive package of automation solutions will secure production efficiency and machine safety while providing a solid foundation for the mill's transition toward higher levels of autonomy. The order is included in Valmet Oyj's orders received for the second quarter of 2026. The value of the order will not be disclosed.