China's exports rose 4.4% in August year-on-year even as shipments to the United States plunged 33% for the month, official data showed, underscoring a shift in trade patterns as exporters seek markets beyond the U.S.

The country posted broad gains to other trading partners in August, with exports to the 27-nation European Union up 10.4%, shipments to the Association of Southeast Asian Nations rising 22.5% and exports to Africa increasing nearly 26%. Through the first eight months of the year, exports to the U.S. were down about 15.5% from the same period a year earlier while China’s sales to the EU, ASEAN and Africa rose 7.7%, 14.6% and 24.6%, respectively.

Economists said the pattern reflects Chinese exporters' efforts to avoid steep U.S. tariffs and to respond to softer domestic demand. "Chinese exporters have been pushing for higher market share in other countries due to weak domestic demand in China," Zhiwei Zhang, president and chief economist at Pinpoint Asset Management, wrote in a note. "This 'going abroad' initiative likely contributed to the resilience of Chinese exports so far this year."

The U.S. has sharply raised duties on many Chinese goods in recent years and President Donald Trump last year set average tariff rates for Chinese imports as high as about 55 percent in some categories. The administration has also threatened further increases, at one point saying tariffs could be raised as high as 200 percent on certain items. To counter those levies, some exporters have been rerouting shipments through third countries, a practice Washington has sought to curb.

U.S. policy changes this summer aimed at closing perceived loopholes in import rules have had immediate effects on trade flows. The White House eliminated the long-standing de minimis exemption, under which small parcels valued below a set threshold had largely bypassed customs duties, and announced taxes aimed at stopping transshipments that attempt to dodge tariffs. Postal traffic into the United States fell precipitously after the rule change took effect at the end of August, according to the Universal Postal Union.

The UPU said postal traffic into the U.S. dropped about 81% on Aug. 29 compared with the week before the rule change, and that 88 postal operators had suspended some or all postal services to the United States while they sought ways to comply. The agency said the shift produced "major operational disruptions" because many carriers said they were unwilling or unable to collect the new import duties for low-value parcels.

U.S. Postal Service truck parked outside a sorting facility

China's imports overall increased 1.3% in August from a year earlier, marking the third consecutive monthly rise, though the figure missed market estimates and remained muted amid a prolonged real estate slump, rising job insecurity and deflationary pressures. Imports from the United States fell by about 16% in August compared with a year earlier.

Analysts cautioned that recent gains in exports to parts of Europe, Southeast Asia and Africa may be temporary and vulnerable to policy shifts. "With the temporary boost from the U.S.-China trade truce fading and the U.S. raising tariffs on shipments rerouted via other countries, exports are likely to come under pressure in the near term," Zichun Huang, a China economist at Capital Economics, said in a note.

Despite the month-to-month drop in shipments to the United States, the U.S. remained a major trading partner for China. Through August, the United States took in roughly $283 billion of Chinese goods, while exports to the EU totaled about $541 billion over the same period.

Chinese officials and exporters have stressed efforts to diversify markets and move up supply chains, selling more advanced and branded goods abroad rather than relying solely on low-cost, tariff-vulnerable products. That strategy has been supported by companies seeking to offset slowing domestic consumption, which has been affected by persistent weakness in the property sector and concerns about employment.

Policy disputes and trade measures will likely shape near-term flows. The Universal Postal Union said it has started rolling out measures to help postal operators calculate and collect the new import taxes, and it urged more time and clearer guidance from U.S. authorities to avoid further disruptions. The agency had also communicated concerns to U.S. officials about the speed and scope of the rule changes.

The August trade figures underscore how global trade patterns are adapting to a tighter U.S. tariff regime and to measures meant to enforce it. For now, Chinese exporters have offset some lost U.S. business by expanding sales elsewhere, but economists say sustaining those gains will depend on demand in other regions and on the continued ability of carriers and postal services to process cross-border shipments under new U.S. rules.