Core Viewpoint - OPPO is facing a significant consumer trust crisis due to the "green line" issue affecting multiple smartphone models, coinciding with a critical period of new product launches in the smartphone market [1][4][6]. Group 1: Product Quality Issues - Multiple OPPO users have reported the appearance of green lines on their smartphone screens, particularly in the Find X series, Reno series, and OnePlus series, with most devices being less than four years old [1]. - A total of 30 out of 65 OPPO models are identified as "green line hotspots," primarily including models from the Find X2, X3, X5 series, and Reno 5, 6, 9 series, with complaints concentrated from 2019 to 2023 [2]. - The green line issue is a common problem in smartphones, often linked to hardware failures such as screen connection issues or damage, and can also be related to software problems [2]. Group 2: Consumer Response and Company Actions - Consumer dissatisfaction is exacerbated by OPPO's inadequate after-sales service, with reports of customers being told that screen warranty lasts four years, and any issues beyond that would incur costs [4]. - OPPO has responded to the complaints by offering free screen replacements for devices within four years of purchase and discounted replacement options for devices older than four years [4]. Group 3: Market Context - The Chinese smartphone market is currently undergoing adjustments, with a competitive landscape becoming increasingly tight among leading manufacturers [6]. - According to Omdia, the smartphone market in mainland China is projected to decline by 3% year-on-year by Q3 2025, with major brands like vivo, Huawei, Apple, and Xiaomi competing closely for market share [8].

Core Insights - The Chinese smartphone market is experiencing a year-on-year decline of 3% as of Q3 2025, indicating an ongoing adjustment phase in the industry [1] - The competitive landscape is becoming increasingly tight, with narrowing gaps among leading manufacturers [1] Company Performance - Vivo regained the top position with a shipment of 11.8 million units, capturing an 18% market share [1] - Huawei ranked second with a shipment of 10.5 million units, holding a 16% market share [1] - Apple continued its upward trend with a shipment of 10.1 million units, moving up two positions compared to the same period last year [1] - Xiaomi shipped 10 million units, placing fourth, while OPPO followed closely with 9.9 million units, ranking fifth [1]

Core Viewpoint - The Chinese smartphone market experienced a 2% year-on-year decline in sales due to significant drops in vivo and Honor's sales, while OPPO and Huawei showed resilience and growth in the mid-range segment [4][7]. Market Performance - In the first eight weeks of Q3 2025, the overall smartphone sales in China decreased by 2%, primarily influenced by the poor performance of vivo and Honor [4][7]. - OPPO achieved the strongest growth due to a well-rounded product lineup, particularly the Reno 14 series, which combines flagship features with mid-range pricing [6][7]. - Huawei maintained positive growth through supply chain optimization and continued focus on the mid-range market, with the Nova 14 series performing well since its launch [6][7]. - Apple and Xiaomi experienced slight declines in sales, with Apple's market share dropping by one percentage point, although the iPhone 16 Pro series showed stable performance [6][7]. Future Outlook - Counterpoint anticipates a slight decline in smartphone sales for Q3 2025, with overall performance for the year expected to remain flat [6][7]. - The average battery capacity of Chinese smartphones is the highest globally, with an 11% year-on-year increase noted in May 2025 [6].