jǐng fāng / chá huò / le / dà liàng / qù yǎng má huáng jiǎn / bìng / dài bǔ / le / shè àn / xián yí rén警方查获了大量去氧麻黄碱,并逮捕了涉案嫌疑人。The police seized a large quantity of methamphetamine and arrested the suspects involved.