SHANGHAI, May 12 (SMM) - Today, the increase of transaction prices of mainstream rare earth products has slowed down. Recently, rare earth prices have risen, and manufacturers had a strong willingness to hold the prices firm. But the downstream demand continued to be weak, so the procurement was modest, and were mainly dominated by sporadic transactions. The mainstream transaction prices of praseodymium-neodymium oxide market slightly increased to 915,000-920,000 yuan/mt today, and the mainstream transaction prices of praseodymium-neodymium alloy market increased to 1.11-1.12 million yuan/mt. The mainstream transaction prices of dysprosium oxide stabilized at 2.63-2.65 million yuan/mt today, the mainstream quotation of  dysprosium metal stabilized at 3.45-3.5 million yuan/mt, and the mainstream transaction prices of DyFe stood at 2.63-2.65 million yuan/mt today. The mainstream transaction prices of terbium oxide was 15-15.2 million yuan/mt today, and the mainstream transaction prices of terbium metal was 18.7-18.8 million yuan/mt today. The mainstream transaction prices of gadolinium oxide rose to 510,000-520,000 yuan/mt, and the mainstream transaction prices of GdFe rose to 500,000-510,000 yuan/mt. Today, the prices of mainstream rare earth products has slightly increased, and manufacturers had a strong willingness to hold the prices firm. But the downstream procurement was modest, so the actual transactions were few.