獻殷勤

to be particularly attentive to (an attractive young lady or man etc) / to fawn upon (an influential politician etc) / to court sb's favor / to ingratiate oneself

to offer / to present / to dedicate / to donate / to show / to put on display / worthy person (old)

surname Yin / dynasty name at the end the Shang dynasty, after their move to Yinxu 殷墟 in modern Henan province

dark red

flourishing / abundant / earnest / hospitable

roll of thunder

politely / solicitously / eagerly attentive

diligent / industrious / hardworking / frequent / regular / constant

variant of 勤[qin2] / industrious / solicitous

one who is unaccountably solicitous is hiding evil intentions (idiom)