一向 (all along / consistently)

Consistently careful

• Your colleague has always double-checked every document, ever since she joined.
• she / her她tāto work做事zuò shìalways一向yí xiàngdegree / adjective linker很hěnconscientious认真rèn zhēn。 — "She has always been very conscientious in her work."

always一向yí xiàng + predicate = all along, consistently

• always一向yí xiàng describes a consistent habit or character from the past until now: always一向yí xiàngdegree / adjective linker很hěnon time准时zhǔn shí, always一向yí xiàngnot不búlike爱àito talk说话shuō huà.
• It goes after the subject, before the predicate.

he他tāalways一向yí xiàngnot不búlike爱àito talk说话shuō huà。

Habits and reputations

• this这家zhè jiācompany公司gōng sīalways一向yí xiàngvalues重视zhòng shìquality质量zhì liàng。 — "This company has always valued quality."
• I / me我wǒalways一向yí xiàngto feel / think觉得jué dehe他tāto be / is是shì(measure word)个gègood person好人hǎo rén。 — "I've always thought he was a good person."

this这家zhè jiācompany公司gōng sīalways一向yí xiàngvalues重视zhòng shìquality质量zhì liàng。

Habit, not a single stretch

always一向yí xiàng versus always (previously)向来xiàng lái and continuously一直yì zhí

• always一向yí xiàng and always (previously)向来xiàng lái are close synonyms; always (previously)向来xiàng lái is a little more formal.
• continuously一直yì zhí = continuously, or all along with a specific stretch: the rain雨yǔcontinuously一直yì zhífalls下xià.

the rain雨yǔcontinuously一直yì zhífalls下xià。

Recap

Read the full reference: HSK 6 grammar — Adverbs.