But to nationalist-leaning audiences in China, especially on social media, the scenes tell a different story. To them, Mr. Blinken arrived only after months of pleading for an invitation. And during his visit, he was schooled on respecting China’s interests and played supplicant to Mr. Xi. Chinese social media users gleefully noted that Mr. Blinken arrived on Father’s Day, the implication being — using the parlance of the internet — that Mr. Xi was America’s daddy.