Chinese tablet makers, including Xiaomi and Honor, have raised prices across their product lines as they scrambled to absorb soaring costs of memory chips. Xiaomi, the Beijing-based smartphone and electric vehicle maker, has imposed mark-ups of 100 yuan (US$14) to 300 yuan on several tablet products this week, including its entry-level Redmi Pad 2 and the premium Xiaomi Pad 8 series. The Redmi Pad 2, launched in June this year with a starting price of 999 yuan, now carries a price tag of 1,199...