Core Insights - The article focuses on interest rate bond ETFs, which are favored by conservative investors due to their low credit risk backed by government credit [4][5] - There are currently 16 interest rate bond ETFs in the market, with a total scale exceeding 95.4 billion yuan, primarily consisting of treasury bonds and policy financial bonds [4][6] Summary by Category Interest Rate Bond ETFs - Interest rate bond ETFs are investment products that hold a basket of "interest rate bonds," allowing investors to own multiple bonds through a single ETF [2] - The underlying assets of these ETFs mainly include treasury bonds, local government bonds, and policy financial bonds, which are considered to have low default risk [5] Market Overview - The total scale of interest rate bond ETFs in the market is over 95.4 billion yuan, with treasury bonds and policy financial bonds accounting for approximately 36 billion yuan and 49 billion yuan, respectively [4] - Among the seven treasury bond ETFs, two have scales exceeding 5 billion yuan, tracking the China Bond 30-Year Treasury Wealth Index and the Shanghai 30-Year Treasury Index [4][6] Specific ETFs and Their Characteristics - The largest treasury bond ETF is the 30-Year Treasury ETF, with a fund size of 17.76 billion yuan, tracking the China Bond 30-Year Treasury Wealth Index [6] - The article provides detailed tables of various ETFs, including their securities codes, names, tracking indices, and fund sizes, highlighting the diversity in the market [6][8][11] Duration and Sensitivity - Duration and modified duration are critical metrics for assessing the sensitivity of bond prices to interest rate changes, with longer durations indicating higher sensitivity [12] - The article emphasizes the importance of considering duration-related metrics when selecting interest rate bond ETFs, as they relate to the interest rate risk of the products [12][13]

Group 1 - The strategy for low to medium risk asset allocation includes risk parity and risk budgeting models, where risk parity allocates equal risk weights across different assets, while risk budgeting allows investors to set asset risk weights based on their risk preferences [1] - The correlation between major asset classes such as equities (A-shares, Hong Kong stocks, US stocks), bonds, and commodities (precious metals, energy, chemicals) is relatively low, making it suitable to construct portfolios using corresponding ETFs [1] - The long-term correlation between bonds and equities or commodities ranges from 0 to -30%, indicating a "stock-bond seesaw" effect due to the counter-cyclical nature of interest rates affecting bond yields, while equities and commodities reflect the health or expectations of the real economy [1] Group 2 - A simple construction method for the model involves selecting broad-based indices for equities such as CSI 300 ETF, CSI 500 ETF, ChiNext ETF, and National 2000 ETF, while the bond portion can include government bond ETFs, policy financial bond ETFs, and local government bond ETFs [2] - For the commodity portion, gold ETFs and commodity futures ETFs can be included, with advanced construction methods allowing for a core-satellite approach or sector rotation strategy for equities [2]