Arabfields, Farah Benali, Economic Correspondent, China — China has introduced stricter import controls on seed potatoes by suspending approvals for planting material originating from countries and regions where zebra chip disease has been detected. The measure, which took effect at the beginning of August, is part of a broader effort to protect domestic agriculture from harmful plant diseases and reinforce national food security.

The decision affects seed potatoes as well as other potato planting materials considered at risk of carrying the bacterium associated with zebra chip disease. Chinese agricultural authorities said the list of affected countries will remain under continuous review and may be adjusted if disease outbreaks expand or if pest free production areas are officially recognized.

Growers and seed suppliers across the potato industry are closely monitoring the new restrictions. Farmers in northern China, where potatoes represent an important commercial crop, say preventing the introduction of new diseases is essential to maintaining stable harvests and protecting farm incomes. Exporters in affected countries, however, are expected to face additional certification requirements and possible disruptions while alternative markets are explored.

China remains one of the world’s largest potato producers, harvesting more than 90 million metric tons annually and cultivating potatoes across millions of hectares. In 2026, domestic production continues to satisfy the majority of national demand, making crop protection a strategic priority as authorities seek to improve yields and reduce biological risks to the food supply.

Industry specialists believe the tighter rules will encourage greater investment in disease surveillance, laboratory testing and certified seed production. Companies involved in international seed trade are also expected to expand the use of advanced diagnostic methods and digital phytosanitary certification to meet increasingly demanding import standards.

Looking ahead, analysts expect China to maintain a cautious approach toward agricultural imports as global biosecurity concerns continue to grow. If additional outbreaks of zebra chip disease are reported worldwide, more exporting regions could face temporary restrictions. At the same time, countries capable of demonstrating disease free production systems may regain market access, supporting a more resilient and transparent international seed potato trade in the years ahead.