Source: International Finance News Deng HaotianThe prospectus shows that during the reporting period, Xinde Technology mainly owns two major products, namely ONU/ONT and OLT. Among them, the sales revenue generated by ONU/ONT was 210.3028 million yuan, 412.391 million yuan, and 551.6321 million yuan respectively, accounting for the current main business. 73.1%, 76.68%, 71.75% of business income, ONU/ONT is the largest product of Xinde Technology.In this regard, Xinde Technology said that the sales area structure of ONU/ONT products will change in 2020, which will reduce the sales unit price of ONU/ONT products. In addition, ONU/ONT products are the products with the highest proportion of sales of the company. The increase in the number of customers' purchases, coupled with the company's active expansion of market share, the company gave customers some price concessions, resulting in a decrease in the unit sales price of ONU/ONT products.In 2021, the sales unit price of the company's ONU/ONT products decreased by 2.71% compared with the previous year, mainly due to the decline in the exchange rate.