How to write the price increase notice?

Recently, the prices of commodities and raw materials have risen, and transportation prices have risen. At present, the products given to your company are at the bottom of the cost, which has affected ... the price adjustment of other products will be notified separately.

Price notification letter Dear customer: Hello! Thank you very much for your long-term support and love, so that the two sides have established a good cooperation platform! Due to the recent increase in raw materials and transportation prices, the products we provide to your company are already at the lowest cost, which has affected our cooperation. In line with the business philosophy of long-term honest service, common development, winning by quality and profit sharing, for the sake of our company's sustainable development and better long-term service to your company, our company adjusts the product price. Now the adjustment is as follows: 84 common products such as disinfectant, toilet cleaner, etc., each box is raised with 2 yuan money. The price adjustment of other products will be notified separately. In view of the good cooperative relationship between the two parties, we are writing to your company to finalize the next batch of goods. We apologize for the inconvenience caused to your company and hope to get your understanding and support. I am writing to inform you.